Ugreen Bluetooth 5.3 Car Receiver USB Aux Adapter with 3.5mm Built-in Mic

Bluetooth version: 5.3. Bluetooth delay: <200 ms. Transmission distance: 10m max. (no blocking). Sensitivity: 94 dB. THD+N: <0.05%. SNR: >94 dB. Output level (receiving): 740mVrms.

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