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UGREEN Bluetooth AUX Adapter Built-in Battery, Support Dual Pairs Bluetooth 5.3 Receiver for Old Stereo, 3.5mm/ RCA Dual Channel for Home Stereo Speakers

UGREEN Bluetooth AUX Adapter Built-in Battery

Bottom line: The UGREEN Bluetooth AUX Adapter Built-in Battery: Bluetooth 5.3 chip with low-latency decoding for a stable connection; main trade-off: charges over dated Micro USB, not USB-C.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Bluetooth 5.3 chip with low-latency decoding for a stable connection
  • ✓ Dual pairing streams from two phones at once
  • ✓ Built-in battery runs 8 hours and works while charging
  • ✓ Both 3.5mm and RCA outputs fit most home stereos
  • ✓ 10m/33ft range, auto-reconnects to last device

Cons

  • ✗ Charges over dated Micro USB, not USB-C
  • ✗ RCA cable and wall charger not included in box
  • ✗ 10m range limits reliable whole-house streaming
  • ✗ Receiver only, cannot transmit from a TV to headphones

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SpecPicks Verdict

SpecPicks scored UGREEN Bluetooth AUX Adapter Built-in Battery using a rating × review-volume × price-fit model applied to published specs and reviews across the power supplies & cables category. Compare with similarly-priced alternatives in the power supplies & cables category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for power supplies & cables of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • AUX 3.5mm/RCA audio receiver : There are 3.5mm or RCA output port for home old stereo speakers/wired headphones and more to connect mobile phones, computers, tablets to play music via Bluetooth. Turning ordinary audio equipment into Bluetooth devices and enjoying the music feast.
  • Dual Pairing for Shared Music: Connect two phone simultaneously via the Bluetooth receiver. Share musical and visual experiences with close lovers or friends.
  • Built-in Battery: The Bluetooth receiver has a built-in battery that can be used while charging or work for 8 hours without wire tangles.
  • 10M Transmission Distance: With built in Bluetooth 5.3, this Bluetooth adapter can provide a stable Bluetooth connection for up to 10 meters / 33 feet. Move throughout the home without worry of disconnecting, enjoying a stable connection and your music.
  • Simple, Straightforward Operation: Once successfully connected, the Ugreen Bluetooth Receiver will automatically reconnect to the last device when turned on. Short press the button on the top to pause/resume music at any time.
  • High-Quality, Low-Latency: With Bluetooth 5.3 chip and supports multiple decoding methods, achieve high-quality, low-latency transmission effortlessly for the best audio experience.

Full Specifications

BrandUGREEN
ColorBlack
Audio Input3.5mm AUX, RCA
ConnectivityBluetooth, USB
Power SourceBattery Powered
Built-In Media1x UGREEN Bluetooth Receiver Adapter , 1 x Micro Charging Cable (3ft/1m), 1 x 3.5mm Audio Cable (3ft/1m), 1 x User Manual (NOT included RAC cable and charger)
Control MethodTouch, Voice
Connection TypeWired
Controller Typewindows, phone
Includes RemoteNo
Special FeatureBuilt-In Bluetooth, Built-in Battery, Double Pairing
Built-in BatteryThe Bluetooth receiver has a built-in battery that can be used while charging or work for 8 hours without wire tangles.
Audio Output ModeStereo
Audio Output TypeHeadphone
Installation Typewired and wireless
Bluetooth support?Yes
Compatible DevicesWired Headphone, Speaker, Home Stereo, Car Stereo
Hardware InterfaceBluetooth 5
Number of Channels2
Additional FeaturesBuilt-In Bluetooth, Built-in Battery, Double Pairing
Full listing titleUGREEN Bluetooth AUX Adapter Built-in Battery, Support Dual Pairs Bluetooth 5.3 Receiver for Old Stereo, 3.5mm/ RCA Dual Channel for Home Stereo Speakers

Ready to buy?

UGREEN Bluetooth AUX Adapter Built-in Battery, Support Dual Pairs Bluetooth 5.3 Receiver for Old Stereo, 3.5mm/ RCA Dual Channel for Home Stereo Speakers is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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UGREEN Bluetooth AUX Adapter Built-in Battery, Support Dual Pairs Bluetooth 5.3 Receiver for Old Stereo, 3.5mm/ RCA Dual Channel for Home Stereo Speakers
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