NFC BT19 Bluetooth 5.0 Receiver Transmitter Headset Car Audio Player

1. Technologies: BT5.0, a2dp avctp avdtp avrcp hfp spp smp att gap gatt rfcomm sdp l2cap (receiver mode only)
2. Operation range: up to 15m / 50ft (without any blocking objects)
3. Pairing name(Receiver mode ): Bluetooth Music
4. Transmitter mode: blue LED light is on
5. Receiver mode: white LED light is on
6. Signal to noise ratio: about 110dB
7. Frequency response range: 10Hz-20KHz
8. Output impedance: 75 ohms
9. Size: 10.5×6.5×2.5cm