Audio Transmitter and Receiver Bluetooth UGREEN CM667 35223

Bluetooth Version: 5.2
Input:3.5MM
Bluetooth Profilel: A2DP/AVRCP/HSP/HFP
Codecs: RX: SBC/AAC;TX: SBC
Frequency domain: 2.402GHz-2.480GHz
Frequency Response: 20Hz-20kHz
OutputLevel(Receiving): ?630mVrms RL=100kQ,
Input Level(Transmitting): <0.75Vrms SNR(Signal to Noise Ratio): ?92dB A-wt THD+N: ?0.1% Transmit Range: Up to 10m/33ft Mic Sensitivity: -40?3dB(0dB=1V/Pa) Transmit and receiver cannot be used simultaneously Battery capacity: 3.7V/300mAh USB-C Port for power supply(5V) RX operating time: 22 Hours TX operating time: 27 Hours Approximate charging time: 2 hours 2 in 1 Bluetooth Transmitter and Receiver: UGREEN wireless Bluetooth 5.2 adapter provides TX and RX mode, use it as a transmitter or receiver as you need. This Aux Bluetooth adapter helps to turn the non-Bluetooth devices into Bluetooth enabled, such as Home Stereo, TV, PC, Car stereo. Just connect the Bluetooth converter to your old devices and enjoy the high-quality sound from wireless speakers. Aux Devices and RCA Devices Supported: Come with 3.5mm aux cable, 3.5mm aux adapter and 3.5mm to RCA cable, this Bluetooth transmitter and receiver works with many old and new devices whether it is RCA or 3.5mm aux jack port. Stable Bluetooth 5.2 Technology: With Bluetooth 5.2 Chip, UGREEN Bluetooth transmitter and receiver have faster connection, stronger interference-proof and higher 2 times transmission efficiency than Bluetooth 4.0. Immersed yourself in smooth and clear sound without annoying interruptions or choppy connections. Multiple Scenes Usage: UGREEN 2-in-1 Bluetooth transmitter and receiver is suitable for many scenarios, such as enjoying TV audio alone, Home stereo amplifier, party phone music wireless playing on speaker, Car stereo, Treadmill audio, Marine audio and more. Audio Decoding Protocol: SBC, AAC