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Compact black Bluetooth audio adapter with rotary knob, RGB lighting, and multiple rear ports

Vszerda

Vszerda Bluetooth 5.3 Audio Receiver Transmitter 3.5mm RCA Optical Coaxial USB 6.5mm Mic Knob RGB

SKU CH-48G2-G01FZ

Bluetooth 5.3 adapter streams audio both ways between phones, TVs or PCs and wired speakers or headphones with dual-antenna range up to 50 m outdoors and 25–35 m indoors

  • Streams music to stereo via Bluetooth 5.3
  • Sends TV audio to wireless headphones automatically
  • Adjusts volume, bass and treble with tactile knob
  • Connects AUX, RCA, optical, coaxial, USB and 6.5 mm mic
  • Reaches 160 ft outdoors and 80-110 ft indoors

Bluetooth 5.3 Audio Adapter

The Vszerda adapter is a Bluetooth 5.3 receiver and transmitter designed to add wireless streaming to home stereo systems, TVs, or powered speakers. It accepts audio from phones, tablets, or computers and sends it to wired equipment, or pulls audio from a TV or PC and streams it to Bluetooth headphones or speakers. A high-performance DSP chip manages the wireless link and digital-to-analogue conversion.

Knob Control with RGB Status

The unit suits listeners who want tactile volume, bass, and treble adjustment via a front-panel knob plus visual feedback from an RGB indicator that shifts colour with the operating state. It is not for buyers who need app-based parametric EQ, multi-zone streaming, or battery-powered portable use.

6.5 mm Microphone Input

A 6.5 mm microphone connector is provided for live vocal or karaoke mixing directly through the adapter. Systems that require XLR inputs, phantom power, or separate mic preamp gain staging cannot be accommodated by this connection.

How it compares

Measured against everything we stock in HDMI & AV Selector Switches, at today’s prices. Recalculated every night.

Price $43.99
Pricier than about 80% of the 1,998 comparable items (median $27.99).

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Specifications

No published specifications for this item yet.

Questions about this item

How do I connect the Vszerda Bluetooth 5.3 adapter to my stereo using the 3.5mm AUX input and which step is often missed?

Plug the 3.5mm cable into the adapter's AUX port and your stereo's line-in, select AUX on the front knob, then pair your phone — the step many miss is setting the stereo to the correct line input before pairing.

What part of the Vszerda Bluetooth 5.3 unit will need replacement first with daily use?

The 6.5mm microphone jack and the rotary knob see the most physical wear; the jack can loosen from repeated plugging and the knob's potentiometer may develop scratchy volume changes over time.

At what distance does the Vszerda Bluetooth 5.3 link usually drop first indoors?

The dual-antenna design reaches 80 to 110 feet indoors; walls and interference typically cause drop-outs near the 80-foot mark before the 110-foot maximum.

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