Shengfu TX-11 Handheld Dynamic Microphone

A wedding MC holds the whole evening together with one thing: his voice carrying clearly over a busy hall. The Shengfu TX-11 is the wireless handheld dynamic microphone built for exactly that job — a real stage-style mic you hold in your hand, with a plug-in receiver that fits almost any speaker, so there is no cable tying you to the stage. This is the shengfu tx-11 handheld system: a handheld transmitter mic, a compact plug-in receiver, and a wireless link that stays locked while you move. If you have ever been handed a wired mic at a program and watched the cable snag on chairs and decorations, this mic is the fix — walk, gesture, sing, and your voice follows you.

What it is, honestly. The shengfu tx-11 is a handheld vocal-style microphone — the classic stage mic shape with a metal mesh grille — paired with a small receiver that plugs straight into your sound system. It is NOT a clip-on lavalier and it is NOT a condenser studio mic: it is the handheld you see in an MC’s hand, designed for singing, speaking, and announcements where you hold the mic and the room listens. A DSP chip manages the wireless connection with 100 frequency points per channel across the 636–695.7MHz band, keeping the link stable through long events. About 10 hours of use per USB recharge means a full wedding, program, or karaoke night runs on one charge.

The radio link between this handheld microphone and its receiver belongs to the same family of systems explained in the general overview of wireless microphone technology — UHF radio carrying a voice from a moving performer to a fixed receiver without a cable.

One note before the details, because it matters at purchase time: this listing is the shengfu tx-11 handheld wireless system — a handheld dynamic microphone with a plug-in receiver. Some stores sell wireless lavalier or clip-on mics under other Shengfu model numbers, and those are different products on different listings. Everything below describes the shengfu tx-11 only: handheld mic in your hand, receiver plugged into your speaker, voice filling the room.

No Cables. Just Sing.

The TX-11 leads with the freedom its card states plainly — no cables, just sing. As a true wireless handheld, the mic talks to the plug-in receiver over the air: no microphone cable running across the stage, no cable snagging on furniture, no one tripping over your wire mid-program. That freedom changes how you host: this mic lets the MC walk into the crowd, the singer move with the music, the speaker pace the stage. The card’s subline says “true wireless handheld — move freely on stage,” and that is the whole point of this microphone.

Ten Hours Per Charge

The question every event person asks first: will it last the whole program? The shengfu tx-11 answers it with about 10 hours of use per charge from its 3.74V lithium battery — a full wedding, program, or party on one charge. When it does run low, the USB charging cable in the box tops it back up — the card above states it without dressing: “Full weddings and events on one USB recharge.” Charge it before the event and stop thinking about batteries until the program ends.

Plugs Into Any Speaker

Wireless is only half the story — the receiver has to fit YOUR speaker. This system ships with a compact plug-in receiver that works with 3.5mm and 6.35mm audio inputs, and a 6.35mm conversion plug is included in the box, so it connects to portable speakers, amplifiers, and sound systems without extra adapters. Push the receiver into the mic input of your speaker, pick up the mic, and talk. The card’s claim is the purchase decision: “3.5mm and 6.35mm — receiver included in the box.” For MCs who work with different venues’ sound systems, the TX-11 adapts to whatever inputs the venue has.

DSP Frequency Lock

Cheap wireless mics drop out. The TX-11 fights that with a DSP chip that locks the frequency — 100 frequency points per channel across the 636–695.7MHz band, so the link stays stable while you move through the room. The infographic above is an illustrative reconstruction of that link: signal flowing cleanly from the handheld mic to the receiver, nothing lost in the air. It will not rewrite physics — every wireless mic has limits — but the DSP-locked frequency on this mic is why its audio stays consistent through a noisy, crowded event instead of crackling when someone walks between you and the speaker.

Works With Your System

This mic is not locked to one brand of sound system. The card states it plainly: “Speakers, amplifiers, mixers — 3.5mm + 6.35mm.” The infographic above is an illustrative reconstruction showing the system working with a mixer — push the receiver into any line or mic input and the wireless voice lands where your sound system sends it. Home karaoke setup, portable PA for a program, a proper mixer at a venue: it behaves like a normal wired mic from your system’s point of view, except there is no cable.

Inside the Shengfu TX-11

The x-ray render above is an illustrative reconstruction of this mic’s internals — not a photograph of disassembled hardware — but the architecture it shows is real: a dynamic capsule behind the metal mesh grille that captures your voice, a DSP wireless circuit that locks the frequency and carries it to the receiver, and a rechargeable battery that runs about 10 hours per charge. The callouts mark the three parts that matter — Dynamic Capsule, DSP Wireless Circuit, Rechargeable Battery — packed into a handle you grip naturally. The footnote on the image says it honestly: per manufacturer, illustrative reconstruction.

Stable Wireless Link

This mic operates in the 636–695.7MHz UHF band with a DSP-locked frequency — the render above visualizes that as rings radiating from the mic, with the image’s own footnote marking it as an illustrative reconstruction. In practice this is the link the DSP chip guards: 100 frequency points per channel keep the mic and receiver locked together while you work the room. For the MC who has suffered dropouts from cheap wireless mics mid-speech, the shengfu tx-11’s locked UHF link is the spec that matters most — stable wireless, voice without interruption.

Own the Stage. Ditch the Cable.

The promo hero above shows this kit as it ships — handheld mic and plug-in receiver, under a stage spotlight, with the headline “Own the Stage. Ditch the Cable.” That is the whole pitch: a wireless handheld mic with a plug-in receiver, ready for karaoke nights, wedding MCs, programs, and public speaking. Hold it and you have the confidence of a real stage mic in hand — no cable, no clutter, just your voice. One mic, one receiver, one evening of clean audio.

Karaoke Night, Upgraded

This mic is the karaoke upgrade the card promises: “10-hour battery, stable wireless, clear voice.” Family parties, home karaoke nights, event programs — one mic that runs all evening, links wirelessly to your speaker, and delivers clear voice through its dynamic capsule. The 0.5% distortion spec and high-fidelity response are the engineering behind that “clear voice” claim: the shengfu tx-11 reproduces singing and speech cleanly at party volume. Karaoke hosts who currently pass around a wired mic will feel the difference the first night.

Specifications

All figures are taken from the verified research notes. This page describes the Shengfu TX-11 handheld wireless system only — the handheld dynamic mic with a plug-in receiver — not any wireless lavalier or clip-on model.

One Mic, a Whole Day of Programs

The specification table’s “best for” row reads like a Bangladeshi event calendar — karaoke, wedding MCs, event hosting, public speaking, madrasa and mosque announcements, small stages — and the shengfu tx-11’s battery is sized for exactly that calendar. About 10 hours per charge is not one event; it is a day of them. The morning announcement, the afternoon program, the evening wedding, the karaoke that runs after dinner: added together, a heavy day of hosting still fits inside a single USB recharge, with the included USB cable topping the mic back up whenever the schedule finally pauses.

The receiver is what lets one mic serve all those rooms. A mosque’s amplifier, a venue’s mixer, a portable speaker at a family program — the plug-in receiver fits 3.5mm and 6.35mm inputs, with the 6.35mm conversion plug in the box, so this system walks into whatever sound system the venue already owns. The MC who works a different hall every weekend carries one mic and one small receiver instead of a bag of adapters and doubts.

And the handheld form is what makes the handover moments work. Programs pass the mic constantly — host to speaker, singer to singer, teacher to student — and a real stage-style handheld passes naturally, gripped confidently by people who have never touched it before. No clip to fit, no transmitter to hide, no instructions to give: hand over the shengfu tx-11 and the next voice is already live.

Why a Dynamic Capsule Is the Right Tool for Live Voice

The TX-11’s capsule type is a deliberate choice, and it is worth understanding what “dynamic” buys you at a live event. A dynamic capsule behind a metal mesh grille is the stage world’s workhorse design: mechanically simple, physically tough, and tolerant of the way handheld mics are actually treated — gripped, passed, set down on tables, occasionally knocked. Where delicate studio capsules demand careful handling and controlled rooms, the dynamic capsule in the shengfu tx-11 is built for halls, courtyards, and party volumes.

That toughness pairs with forgiveness. A dynamic capsule handles voices the way live events produce them — the confident singer close up, the nervous speaker holding the mic a little far, the announcer projecting across a courtyard — and keeps the reproduction clean, which is what the 0.5% distortion figure and high-fidelity response in the specifications are measuring. The voice that comes out of the speaker is the voice that went into the grille, at party volume, without the crackle that punishes cheaper mics when a host gets loud.

There is also a discipline the handheld dynamic form teaches by itself. Holding the mic is the technique: the classic stage grip, grille near the mouth, keeps every speaker at the capsule’s happiest distance without a sound engineer riding levels. For announcements, MC work, and karaoke — voices that change every few minutes — that self-managing quality is why the shengfu tx-11 is a handheld and not something clipped, pinned, or hidden.

The Five-Minute Sound Check Before the Program Starts

Every smooth event has the same unglamorous prologue: somebody checked the mic before the guests arrived. For the shengfu tx-11, that ritual starts the night before, with the charge. The 3.74V lithium battery returns about 10 hours of use per USB recharge — a full wedding or program — so top it up with the USB cable from the box and arrive with the whole reserve in hand. A mic checked and charged in advance is a mic nobody thinks about during the event, which is exactly what an MC’s equipment should be. Charge it while the program’s other preparations happen, and it stops being a task at all.

At the venue, the receiver is the second check. Push it into the sound system’s mic input — 3.5mm, or 6.35mm through the conversion plug included in the box — whether that system is a portable speaker, an amplifier, or the hall’s mixer. Seat it firmly and keep it where the room can “see” it: the shengfu tx-11’s link is guarded by its DSP frequency lock, and a receiver sitting in open view of the stage gives that lock the cleanest path to hold while you move. Note which input the venue uses before you leave home, and the matching connection from the box is the one that travels.

Then take the walk. Carry the mic the way the evening will use it — across the stage, down into the hall, to the far table and back — speaking at real program volume as you go. The DSP chip holds its lock across 100 frequency points per channel in the 636–695.7MHz band, and the dynamic capsule with its 0.5% distortion spec keeps a projected voice clean while you test. Five minutes of this, and the shengfu tx-11 stops being equipment and becomes part of the program. What you are really testing is trust: by the time the first guest is announced, the link should already be boring.

Is the Shengfu TX-11 Right for Your Events?

The shengfu tx-11 is for people whose voice has to reach a room: wedding MCs, event hosts, public speakers, and the announcers of madrasa and mosque programs. It is a handheld wireless system — a stage-style mic anyone can be handed without instructions, plus a small plug-in receiver that fits the 3.5mm and 6.35mm mic inputs of the portable speakers, amplifiers and mixers venues already own, with the conversion plug included in the box. The dynamic capsule is built for live handling, and the battery is sized for a full day of programs on one charge. In short, the shengfu tx-11 works with the sound system the venue already has.

Skip it if your recording happens at a desk: podcasters and streamers who sit still in front of a computer are better served by a USB microphone, and anyone who needs a hidden lapel mic should look at clip-on systems instead. The shengfu tx-11 earns its place where voices are live, moving and passed hand to hand — karaoke nights, small stages, courtyard gatherings. If your calendar is full of programs and your voice opens all of them, the shengfu tx-11 was designed for exactly your hand.

Why Buy From Gadget Superb

Order this wireless handheld mic from Gadget Superb with cash on delivery anywhere in Bangladesh — pay in cash when the parcel arrives, with no advance payment, card details, or OTPs ever asked. Delivery takes 1–3 working days inside Dhaka (৳70) and 2–5 working days outside Dhaka (৳120). Every order carries 7-day easy returns: keep the microphone in original condition with the box and accessories, and start a return with your order number via hotline 09638054751, care@gadgetsuperb.com, or Messenger.

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Frequently Asked Questions

Is the Shengfu TX-11 a handheld mic or a clip-on lavalier mic?

The shengfu tx-11 is a HANDHELD dynamic microphone — the classic vocal-style stage mic you hold in your hand, with a metal mesh ball grille. It is NOT a clip-on lavalier and NOT a condenser studio mic. This listing is the handheld system with a plug-in receiver; wireless lavalier or clip-on models under other model numbers are different products on separate listings.

Is the TX-11 wired or wireless? How does the receiver connect?

The shengfu tx-11 is wireless. The handheld transmitter mic sends your voice over the air to a compact plug-in receiver — there is no cable between the mic and your speaker. You push the receiver into your speaker or amplifier’s audio input (3.5mm or 6.35mm, with the included conversion plug), pick up the mic, and talk. A DSP chip keeps the 636–695.7MHz wireless link locked and stable while you move.

What speaker inputs does the receiver fit?

Its receiver works with 3.5mm and 6.35mm audio inputs, and a 6.35mm conversion plug is included in the box — so it connects to portable speakers, amplifiers, mixers, and most sound systems without extra adapters. Check the mic input on your speaker or amplifier before ordering: if it takes a 3.5mm or 6.35mm plug, the shengfu tx-11 receiver fits.

What do the 636–695.7MHz, 100 frequency points, and DSP lock mean?

The TX-11 operates in the 636–695.7MHz UHF band — a wireless frequency range suited to voice microphones. The DSP chip locks the frequency across 100 frequency points per channel, which keeps the wireless link between the mic and receiver stable instead of drifting or dropping during an event. In plain terms: it holds its connection while you walk the room, which is what stops the crackling and dropouts of cheaper wireless mics.

How long does the battery last, and how do I charge it?

The shengfu tx-11 runs about 10 hours per charge from its 3.74V lithium battery — enough for a full wedding, program, or party on one charge. Recharging is over USB with the USB charging cable included in the box. Charge it fully before the event and it runs all evening without a second thought.

What comes in the box?

The shengfu tx-11 box contains the handheld transmitter mic, the plug-in receiver, a USB charging cable, a 6.35mm conversion plug, and the manual. That is everything needed to go wireless with your own speaker — no extra adapters to buy.

What kind of sound does the dynamic capsule give?

The TX-11 uses a dynamic capsule behind its metal mesh grille — the capsule type built for live voice: durable, forgiving of handling, and clear at party volume. The research notes list a 0.5% distortion spec and high-fidelity response, which is the engineering behind its clear voice reproduction for singing, MC work, and announcements.

What warranty does the Shengfu TX-11 come with?

a 7-day store warranty

How long does delivery take, and what are the charges?

Inside Dhaka, delivery costs ৳70 and takes 1–3 working days; outside Dhaka, it costs ৳120 and takes 2–5 working days. These are estimates, not guarantees. Your order ships once you place a cash-on-delivery order.

How does cash on delivery work? Can I check the microphone before paying?

Cash on delivery means you pay the courier in cash when the parcel arrives. Gadget Superb never asks for advance payment, card details, OTPs, or mobile-banking PINs. Couriers generally do not allow opening a parcel before payment, so check your shengfu tx-11 right after the courier leaves and contact the store within the 7-day return window if anything is wrong.

What is the return policy if my microphone arrives faulty?

Every Gadget Superb product carries 7-day easy returns. If it arrives damaged or faulty, keep it in its original condition with the box and accessories, then start a return with your order number via hotline 09638054751, email care@gadgetsuperb.com, or Messenger.

What is the price of the shengfu tx-11 in Bangladesh?

The current price is shown on the product page and can change during sales, so no figure is quoted here. Check the live Shengfu TX-11 page on Gadget Superb for today’s price — that is what you pay in cash on delivery, plus the standard delivery fee.

Can I use the shengfu tx-11 for mosque or madrasa announcements?

Yes — announcements are one of the uses listed for it in the specifications. The handheld form suits announcement work: pick it up, speak, set it down. The plug-in receiver fits the 3.5mm and 6.35mm inputs found on the amplifiers and speakers announcement systems already use (a 6.35mm conversion plug is in the box), the DSP-locked UHF link keeps the connection stable while you move, and about 10 hours per charge covers a full day of programs without recharging in between.

How far can I walk from my speaker while using it?

No exact range figure in metres is published for the shengfu tx-11, so this page does not quote one. What is verified is the link itself: a DSP-locked connection in the 636–695.7MHz UHF band with 100 frequency points per channel, designed to stay stable while you work a room — walking the stage, moving through a hall, stepping into the crowd as an MC does. Judge it as a room-and-stage system rather than a long-distance one, and keep the receiver’s path reasonably clear for the steadiest link.

How do I look after the mic between events?

The routine is short. Wipe the metal mesh grille and the handle with a soft, dry cloth after use — event halls and party rooms leave their mark on a mic that passes through many hands. Store the mic together with its receiver, the USB charging cable, and the 6.35mm conversion plug, so the whole system travels as one kit and nothing is hunted for at the next venue. And keep the habit the battery rewards: a full USB charge before the event day, so the roughly 10 hours are always there when the program runs long.

My speaker only has a large 6.35mm mic input — do I need to buy an adapter?

No. The shengfu tx-11’s box already carries the bridge: alongside the handheld transmitter mic, the plug-in receiver, the USB charging cable, and the manual, a 6.35mm conversion plug is included for exactly those larger inputs. The receiver itself works with 3.5mm and 6.35mm audio inputs, so between the receiver’s own fit and the conversion plug, portable speakers, amplifiers, and mixers are covered without any extra purchase. Check your speaker’s mic input size before the event, and the right connection is already in the kit. The same holds in reverse — a 3.5mm-only speaker needs nothing extra either; the receiver plugs straight in.

What should I check first if the link crackles during an event?

Start with the path, then the power. The shengfu tx-11’s DSP-locked link in the 636–695.7MHz band is built to stay stable while you move, so a crackle usually means the receiver’s path to the mic has been blocked or the receiver has worked loose in its input — reseat it firmly and keep it in open view of where you are working. Then check the charge: the battery’s roughly 10 hours covers a full program, but a mic that skipped its pre-event charge is the other usual suspect. Path clear, receiver seated, battery charged — in that order. Ninety percent of event-day audio trouble is solved by those three checks done early.

Can the shengfu tx-11 be used for karaoke nights at home?

Yes. Plug the receiver into your speaker’s mic input — 3.5mm directly, or 6.35mm through the conversion plug in the box — and the shengfu tx-11 turns a home speaker into a karaoke stage. The handheld dynamic capsule is built for voices that move, and the DSP-locked link holds steady while the singer crosses the room.

Battery is the other reason the shengfu tx-11 suits a long evening: roughly ten hours per USB recharge means the night ends before the mic does. For home karaoke, family programs and courtyard gatherings alike, the shengfu tx-11 asks for nothing beyond a speaker with a mic input — and the shengfu tx-11’s own kit already carries both connection sizes.