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Compact black Bluetooth 5.4 adapter with LED display, 3.5 mm AUX, RCA and USB ports, built-in 400 mAh battery

SMA

SMA M10#Q2702_B Bluetooth 5.4 Adapter 3-in-1 20m 128GB 400mAh

SKU CH-D1VA-5TXTZ

Bluetooth 5.4 adapter transmits, receives and FM-broadcasts audio up to 20 m with 3.5 mm, RCA and USB connections for 128 GB storage and a 400 mAh battery

  • TypeBluetooth Adapter
  • Bluetooth 5.4 delivers 20 m range for flexible placement
  • 3-in-1 transmitter, receiver and FM modes cover every setup
  • Dual-phone pairing lets two devices share one adapter
  • 128 GB USB drive support plays lossless files directly
  • 400 mAh battery powers up to 10 hours of wireless audio

Versatile 3-in-1 Bluetooth Adapter

The SMA M10#Q2702_B functions as a Bluetooth transmitter, receiver, and FM transmitter. It connects TVs, car stereos, PCs, and home audio systems using 3.5 mm AUX, USB, and RCA interfaces. The built-in 400mAh rechargeable battery supports portable use.

Bluetooth 5.4 Range and Compatibility

Bluetooth 5.4 with dual-chip decoding delivers double the transmission speed and enhanced stability. The integrated antenna provides a practical wireless range of up to 20 meters. The adapter operates driver-free for immediate plug-and-play setup on supported devices.

128GB Storage and Dual-Phone Support

A USB port accepts flash drives up to 128GB for direct lossless audio playback and transmission. Receiving mode pairs two smartphones simultaneously for shared listening. The LED display shows connection status and active mode at a glance.

Highlights

  • Bluetooth 5.4 delivers 20 m range for flexible placement
  • 3-in-1 transmitter, receiver and FM modes cover every setup
  • Dual-phone pairing lets two devices share one adapter
  • 128 GB USB drive support plays lossless files directly
  • 400 mAh battery powers up to 10 hours of wireless audio

Specifications

BrandSMA
ModelM10#Q2702_B
TypeBluetooth Adapter

Questions about this item

Should I pick the 128 GB version or a smaller one?

The adapter supports USB sticks up to 128 GB for lossless audio playback, so choose a drive that matches your library size.

What does Bluetooth 5.4 with 20 m range mean in daily use?

Bluetooth 5.4 plus the built-in antenna gives a stable link up to 20 metres, letting you stream music or take calls across a room without drop-outs.

Which connections does the 3.5 mm, USB and RCA interface actually provide?

The 3.5 mm AUX, USB and RCA ports handle analog audio in or out, USB stick playback up to 128 GB, and power for the 400 mAh battery.

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