UGREEN Bluetooth Receiver 5.0 Car Adapter Portable Wireless Audio 3.5mm AUX Music Streaming Speaker Hands-Free Mic (70304)
Experience Superior Sound with UGREEN Bluetooth 5.0 Receiver
Upgrade your car stereo, home speakers, TV, or wired headphones with the UGREEN 70304 Bluetooth 5.0 Receiver. Featuring advanced Bluetooth 5.0 connectivity, aptX Low Latency support, dual-device pairing, built-in microphone, and crystal-clear wireless audio streaming, this compact AUX adapter transforms wired audio systems into modern wireless setups.
Perfect for cars, speakers, amplifiers, TVs, headphones, and home stereo systems.

Key Highlights
- Bluetooth 5.0 wireless receiver
- aptX Low Latency & aptX HD support
- 3.5mm AUX audio adapter
- Dual device connection
- Built-in microphone for hands-free calls
- Up to 10 hours battery life
- HiFi stereo sound quality
- Plug & play setup
- Compact portable design
- Ideal for cars, speakers & TVs
Turn Wired Audio Systems Wireless
The UGREEN 70304 Bluetooth Receiver instantly upgrades non-Bluetooth devices into wireless audio systems. Simply connect it to any AUX-enabled speaker, car stereo, TV, amplifier, or headphones and stream music wirelessly from your smartphone, tablet, or laptop.
Perfect for:
- Car audio systems
- Home speakers
- TVs
- Wired headphones
- Amplifiers
- Stereo receivers
- Sound systems
Advanced Bluetooth 5.0 Connectivity
Built with modern Bluetooth 5.0 technology, the UGREEN 70304 offers:
- Faster pairing
- Stable wireless connection
- Reduced audio lag
- Lower power consumption
- Up to 10m wireless range
Enjoy smooth uninterrupted music streaming and reliable hands-free calling.
aptX HD & aptX Low Latency Support
Experience premium wireless audio quality with support for:
- aptX HD
- aptX LL (Low Latency)
- AAC
- SBC
Benefits include:
- Better-than-CD audio quality
- Reduced audio-video delay
- Improved sound clarity
- Enhanced bass & detail
Ideal for:
- Music streaming
- Watching movies
- Gaming
- TV audio
- High-quality wireless listening
Built-In Microphone for Hands-Free Calls
The integrated microphone allows you to:
- Answer calls hands-free
- Talk while driving
- Enjoy clearer voice pickup
- Improve driving safety
The multi-function button enables easy:
- Call control
- Music playback
- Volume management
- Pairing operation
Dual Device Pairing
Connect two Bluetooth devices simultaneously and switch easily between:
- Music playback
- Calls
- Tablets
- Smartphones
Perfect for shared usage and multitasking convenience.
Long Battery Life
The built-in rechargeable battery delivers:
- Up to 10 hours playback
- Up to 10 hours talk time
- Up to 120 hours standby
Recharge quickly using the included Micro USB cable in approximately 1.5–2 hours.
Compact Portable Design
The lightweight portable body makes it easy to use:
- In cars
- At home
- While traveling
- In office setups
The detachable 3.5mm adapter increases compatibility and installation flexibility.
Wide Compatibility
Compatible with:
- Car stereos
- TVs
- Speakers
- Headphones
- Amplifiers
- Smartphones
- Tablets
- Laptops
Supports:
- Android
- iPhone
- iPad
- Windows devices
- Bluetooth-enabled audio devices
Product Specifications
| Specification | Details |
|---|---|
| Brand | UGREEN |
| Model Number | 70304 |
| Product Type | Bluetooth Audio Receiver |
| Bluetooth Version | Bluetooth 5.0 / 5.1 |
| Audio Interface | 3.5mm AUX |
| Bluetooth Protocols | AVRCP / A2DP / HFP / HSP |
| Audio Codec Support | SBC / AAC / aptX / aptX HD / aptX LL |
| Wireless Range | Up to 10m |
| Battery Capacity | 200mAh |
| Playback Time | Up to 10 Hours |
| Talk Time | Up to 10 Hours |
| Standby Time | Up to 120 Hours |
| Charging Port | Micro USB |
| Charging Time | Approx. 1.5–2 Hours |
| Built-in Microphone | Yes |
| Dual Device Connection | Yes |
| Frequency Response | 20Hz–20kHz |
| Plug & Play | Yes |
| Compatibility | Cars, TVs, Speakers, Headphones |
| Color | Black |
Ideal For
- Car Audio Systems
- Home Stereo Systems
- TVs
- Wired Headphones
- Bluetooth Music Streaming
- Hands-Free Calling
- Home Entertainment
- Wireless Audio Upgrades
Why Buy from UGREEN India?
- 100% Genuine UGREEN Products
- Official Warranty Support
- Fast Shipping Across India
- Trusted UGREEN Distributor
- Secure Payments
- Dedicated Customer Support
Box Contents
- 1 x UGREEN 70304 Bluetooth Receiver
- 1 x 3.5mm Audio Cable
- 1 x 3.5mm Metal Audio Adapter
- 1 x Micro USB Charging Cable
- 1 x User Manual
FAQ Section
1. What does the UGREEN 70304 do?
The UGREEN 70304 converts wired audio devices into Bluetooth-enabled wireless audio systems.
2. Does the UGREEN 70304 support aptX Low Latency?
Yes, it supports aptX LL and aptX HD for high-quality low-latency audio streaming.
3. Can I use it in my car?
Yes, it is ideal for car AUX systems and supports hands-free calling with a built-in microphone.
4. How long does the battery last?
The battery supports up to 10 hours of playback and talk time.
5. Can it connect to two phones simultaneously?
Yes, dual-device Bluetooth pairing is supported.
6. Is the audio quality good?
Yes, it supports HiFi stereo sound with SBC, AAC, aptX HD, and aptX LL codecs.
7. What devices are compatible?
It works with smartphones, tablets, TVs, speakers, headphones, amplifiers, and car stereos with AUX input.
8. Does it require drivers?
No, it supports plug-and-play wireless pairing.
9. What is the wireless range?
The receiver supports up to 10 meters wireless operating distance.
10. Can I use it with home speakers?
Yes, it works perfectly with home stereo systems and wired speakers.
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