Bluetooth Audio Receiver for Car Home Audio Speaker U2 Wireless Car Kit Adapter Black1. Wide compatibility: Bluetooth 5.0 Receiver is compatible with most car speake and home audio speak and headphone, ideal for home or vehicle audio systems.
2. Support long time music playing and stable Bluetooth connection.
3. Talk with Clarity: Hands-free calling with the built-in microphone makes catching up with friends a breeze.
4. Effortless Operation: No battery is required, connect one side to USB power source and the other side directly to 3.5mm jack.
Bluetooth version: 5.0
Distortion rate: <1%
Microphone sensitivity: -48dB
Transmit power: 45dB
Microphone frequency response: 150Hz-1.2KHz
Material : Aluminum alloy + plastic
Lithium battery capacity: No
Built-in microphone: Yes
Support Agreement: A2DP/AVRCP/HFP
Talk time: Always on
Maximum operating current: 16mA
Working voltage: 3.3V
Power supply voltage: DC5V
Audio cable length: 45cm
1 x Bluetooth Audio Receiver Link