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Compact Bluetooth 5.0 audio dongle with 3.5mm AUX port and USB power plug

SMUGDESK

SMUGDESK 4-in-1 Bluetooth 5.0 Transmitter Receiver 3.5mm AUX Car Electronics Accessory

SKU CH-NETT-DP3YF

Adds Bluetooth 5.0 wireless audio to any device with a 3.5 mm AUX port, switching between transmitter and receiver modes

  • Bluetooth 5.0 chip ensures stable wireless audio with low latency
  • Switch between transmitter and receiver modes for flexible audio setups
  • 5mm AUX port connects wired speakers, car audio and home systems
  • USB powered design works with TV, PC, car charger or power bank
  • Plug and play operation requires no driver installation

4-in-1 Bluetooth 5.0 Audio Adapter

This 4-in-1 Bluetooth 5.0 transmitter receiver adds wireless audio capability to wired devices such as car stereos, TVs, desktop PCs and home speakers. It connects via a standard 3.5mm AUX jack and draws power from any convenient USB port. The plug-and-play design requires no driver installation, making it a straightforward upgrade for non-Bluetooth audio sources.

Sustained Wireless Link Stability

Built with an upgraded Bluetooth 5.0 chip, the adapter maintains a reliable connection during extended listening sessions with lower signal delay and stronger anti-interference performance. Whether streaming music in a vehicle or watching films through wireless headphones at home, the link remains steady without the dropouts common in older wireless implementations.

3.5mm AUX Interface Constraints

Audio quality and channel configuration are limited by the analogue 3.5mm AUX connection, which carries stereo signals only and cannot transmit multi-channel or high-resolution digital formats. The USB port supplies power exclusively and does not convey audio data, so the adapter cannot function as a USB audio class device for direct digital output.

How it compares

Measured against everything we stock in Car Audio Accessories & Wiring, at today’s prices. Recalculated every night.

Price $14.99
Cheaper than about 82% of the 2,768 comparable items (median $21.99).

Specifications

No published specifications for this item yet.

Questions about this item

Will the Bluetooth 5.0 link stay stable if I leave the adapter plugged into the car USB port all day?

The upgraded Bluetooth 5.0 chip provides a stable wireless connection with low latency and strong anti-interference performance for continuous daily use.

What must my car audio system already have for the 3.5mm AUX jack to work?

Your car audio system needs a standard 3.5mm AUX input port to accept the wired connection from the adapter.

Can the USB power design run from the same car charger I already use for my phone?

Yes, the USB powered design plugs into any standard USB port on a car charger, TV, PC or power bank for continuous operation.

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