UGREEN 3.5mm Bluetooth 5.4 Receiver Audio Dual Connection Adapter With USB Power – CM723 – 35002 – 1 Year Warranty

The UGREEN CM723 Bluetooth 5.4 Audio Receiver is a plug-and-play adapter designed to bring wireless Bluetooth capabilities to any non-Bluetooth audio system. Whether it’s a car stereo, home speaker, or amplifier, the CM723 connects via a 3.5mm AUX jack and is powered through a USB-A port for instant use. Enjoy high-fidelity stereo sound, dual device connectivity, and hands-free calling, all with minimal setup and no batteries required.

Key Features

Latest Bluetooth 5.4 Technology

• Provides faster, more stable wireless connections than previous Bluetooth versions

• Reduces latency and preserves audio quality for smooth, uninterrupted playback

High-Fidelity Audio

• Built-in power isolation modules eliminate static noise

• Frequency response: 20Hz – 20kHz

• SNR: ≥90dB for clear, immersive sound

Dual Device Connection

• Pair two devices simultaneously (e.g., phone + tablet)

• Switch seamlessly between music playback and calls

Hands-Free Calling

• Enhanced built-in microphone with noise cancellation

• Filters out road or background noise for clear voice calls

Multifunction Control Button

• Single, wide RGB backlit button

• Answer/end calls, adjust volume, switch songs

• Keeps driving safer and reduces distractions

USB-Powered Convenience

• Powered via USB-A port, no battery required

• Automatically turns on and pairs when connected to power

Durable Design

• Nylon-braided cable with multiple shielding layers

• Resistant to wear, tear, and daily use

Wide Compatibility

• Works with any device with a 3.5mm AUX input and USB-A power

• Perfect for car stereos, home audio systems, amplifiers, and speakers

Reliable Wireless Range

• Supports up to 10 meters / 33 feet transmission distance without obstacles

Specifications

• Model: CM723

• Bluetooth Version: 5.4

• Frequency Band: 2400MHz – 2483.5MHz

• Max RF Output Power: 4dBm (EIRP)

• Transmission Distance: Up to 10m / 33ft (no blocking)

• Bluetooth Profiles: A2DP / AVRCP / HSP / HFP

• Codecs Supported: SBC

• Frequency Response: 20Hz – 20kHz

• Output Level: 630mVrms (RL=100kΩ)

• SNR: ≥85dB A-weighted

• THD+N: ≤0.1%

• Mic Sensitivity: -42 ± 2dB (0dB=1V/Pa)

• Audio Port: 3.5mm AUX

• Power Supply Port: USB-A

The data are measured by UGREEN lab but may vary based on specific circumstances.