Product Specifications:
1. Model: JEDX-M135
2. Technology: BT5.0, A2DP, AVRCP (reception mode only)
3. Operating range: up to 10 meters / 33 feet (without obstacles)
4. Pairing name (receiving mode): MSD135
5. Transmitter mode: red LED lights
6. Receiver mode: blue LED lights

The product contains:
Bluetooth 5.0 audio transmitter / receiver x 1
3.5mm audio cable (1M / 39 inches) x 1
Manual x 1

Tips:
1. Receive and transmit plug and play, no wire
2. Since the product needs to read data when it is turned on, if you need to adjust the mode, please wait for 1-2 seconds, do not quickly press the switch button