UGREEN Bluetooth 5.2 2-in-1 AUX Transmitter and Receiver

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Product guide

UGREEN Bluetooth 5.2 2-in-1 AUX Transmitter and Receiver

The UGREEN Bluetooth AUX transmitter and receiver is a rechargeable 2-in-1 adapter for sending audio from a wired source to Bluetooth headphones or receiving audio for a wired AUX system. The listing claims up to 28 hours in transmit mode and 20 hours in receive mode, with dual-device connection and a stated 10-metre range.

At a glance

Transmit and receive modes are claimed for use with Bluetooth headphones, TVs, cars and speakers with AUX connections.
Battery-life claims differ by mode: up to 28 hours transmitting and 20 hours receiving.
The listing describes dual pairing and a 10-metre transmission range.
Customer feedback includes reports of simple setup and good battery life, alongside mixed compatibility experiences and latency concerns.

Price

€29.99Save 21%

Reference price: ~~€37.99~~

Price checked: 13 Nov 2026

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Often bought together

UGREEN Bluetooth 6.0 Transmitter Receiver, 2-in-1 Aux Wireless Adapter, 18H | 3.5mm wireless audio dongle for TV, Airplane, Car, Headphones, Airpods, Speaker, Dual connection, low latency, Mic for Calls

€23.99

Pros and cons

Pros

Two modes can cover sending audio from a wired source and receiving audio for an AUX system.
The claimed mode-specific battery life may suit longer trips without frequent recharging.
The listing describes dual-device connection and plug-and-play installation.

Cons

Reported audio latency may be a drawback for video where sound and picture synchronisation matters.

Technical specifications

24 specifications

Identity
Brand	UGREEN
Model	Bluetooth 5.2 Transmisor y Receptor para Coche TV Avión, 2 en 1 Inalámbrico 3.5mm Aux Bluetooth Adapter

Connectivity and controls
Wireless connection listed	AUX
Control methods listed	Voice
Bluetooth version stated in listing title	Bluetooth 5.2
Other Bluetooth version claim	Bluetooth 5.3, AptX
Connection feature	Bluetooth 5.2, dual pairing, long-lasting battery
Paired-device claim	Stay connected to two devices
Transmission range claim	10m (32 ft)
Installation	plug-and-play
Compatible devices	Mobile Phone, Tablet, Laptop, Television, Car Stereo System, Headphones
Audio codecs listed	AAC, SBC

Power and battery
Power configuration	Battery Powered
Battery type	2.5 gram lithium-ion battery with 1.11 watt-hours energy content
Battery capacity	300 Milliampere Hour (mAh)
Battery quantity	1 Lithium Metal batteries required. (included)
Rechargeable battery included	Yes
Charge time claim	2 Hours
Battery life in transmit mode	28 hours of battery life in transmit mode
Battery life in receive mode	20 hours in receive mode

Dimensions and installation
Weight listed	18.2 Grams
Dimensions	15L x 10W x 2.2H centimetres

Materials and appearance
Material listed	Plastic
Colour	Silver-green

What to know before buying

Listing details to confirm

Bluetooth version claims conflict: the title and several feature claims say 5.2, while another specification says 5.3. The listing also gives different codec information, with AAC and SBC in one field and AptX in another. Confirm the selected version and codec support if they matter. Battery life is stated separately for transmit and receive modes, not as one universal figure. Customer feedback reports mixed compatibility, so check that the intended source and receiving device match the required transmit or receive mode.

Who is it for?

A good fit for

Travellers wanting to connect Bluetooth headphones to a wired audio output, subject to the source having a suitable AUX connection.
Drivers or home-audio users looking to add Bluetooth audio to a compatible AUX system.
Buyers who want one rechargeable adapter with both transmit and receive modes.

Less suited to

Buyers who need confirmed codec or Bluetooth-version support without checking the conflicting listing details.
Video viewers who are sensitive to audio delay, given reported latency concerns.
Anyone whose equipment lacks a compatible AUX audio connection.

UGREEN Bluetooth 5.2 2-in-1 AUX Transmitter and Receiver · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.1 / 5 · 3,998 ratings

5 stars62%62%
4 stars16%16%
3 stars8%8%
2 stars4%4%
1 star10%10%

Customer feedback highlights perceived sound quality, battery life, durability and easy setup. Compatibility and value for money are described as mixed, and latency is a reported concern. For longer trips, positive battery-life reports are relevant to the listing's separate 28-hour transmit and 20-hour receive claims, but those claims do not establish compatibility with a particular setup or resolve the reported delay issue.

Positive themes

Customers report good sound quality and battery life, and some praise the simple setup and durability.

Negative themes

Some customers report connection failures, and latency is a concern in the feedback.

Mixed feedback

Compatibility and value for money receive mixed feedback.

Frequently asked questions

Can this adapter transmit and receive Bluetooth audio?

The listing describes both modes. Transmit mode sends audio from a wired source to Bluetooth headphones, while receive mode sends Bluetooth audio to a connected AUX audio system.

How long does the battery last?

The listing claims up to 28 hours in transmit mode and 20 hours in receive mode. These are mode-specific claims, not a single shared runtime.

Which Bluetooth version does it use?

The listing is inconsistent. The title and feature text specify Bluetooth 5.2, while a separate specification lists Bluetooth 5.3 and AptX. Confirm the version and codec support for the selected listing.

Will it work with my TV, car stereo or headphones?

The listing names TVs, car stereos and headphones as compatible device types, but the setup depends on using the appropriate transmit or receive mode and a suitable AUX connection. Customer feedback on compatibility is mixed.