Bluetooth receiver Ugreen CM309 Bluetooth Car Receiver Aux with Mic Space Gray (UGR-70601)

Connectivity and Bluetooth

• Bluetooth: 5.3 (according to some sources) or 5.0 (according to others) – check packaging for exact version

• Transmission range: up to 10 meters

• Simultaneous connection to up to 2 devices

• Protocols: A2DP, HFP

Audio Quality

• Codecs: SBC, AAC for clear and detailed sound

• Frequency response: 20 Hz – 20 kHz

• Signal-to-noise ratio (SNR): > 90 dB for distortion-free audio

Microphone and Calls

• Built-in microphone for hands-free calling and voice navigation

• CVC (Clear Voice Capture) for noise reduction during calls

• Hands-free calling while driving

Design and Build

• TPE spiral cable (0.45 m to 1.2 m) – elastic and tangle-resistant

• USB-A (for power) + 3.5mm jack (for audio)

• No battery – powered by car's USB port

• Compact design that doesn't take up dashboard space

• Cars without Bluetooth (via AUX and USB)

• Home audio systems with AUX input

• Devices: smartphones, tablets, laptops

• Operating systems: Windows 11/10/8.1

• Plug & Play: no drivers required

Box Contents

• CM309 Bluetooth Receiver

• User manual