UGREEN CM309 Bluetooth Receiver 5.0 Adapter

Bluetooth Version: 5.0. Connect the USB and AUX together when use. Bluetooth Protocol: A2DP/HFP. Support SBC/AAC. Frequency range:2.402GHz-2.480GHz. Frequency Response: 20Hz-20kHz. Output Power: 740mVrms,  RL=16Ω. SNR(Signal to Noise Ratio):＞90dB. Sensitivity: -42士3dB. Transmission distance: up to 10m. THD+N ( total harmonic distortion )：<0.05%. Bluetooth Delay: <200mS. USB interface working current:130mA/5V. Indicator Lights: LED Red and Blue.