> Transmitter mode: red LED light is on
> Receiver mode: blue LED light is on
1.This extremely portable, lightweight wireless audio transmitter & receiver is an ideal wireless audio solution for a wide range of situations and uses
2.Transmitter mode?wirelessly streams audio from your non-Bluetooth TV, home stereo system, or CD player to your Bluetooth headphones or speakers
3.Receiver mode? wirelessly streams audio from your Bluetooth-enabled phone, tablet, or computer to your wired stereo, speakers, or headphones
4.Mode switching:
1. If the device has been in a mode for a long time, it needs to be re-energized twice to switch to another mode.
2. If the device has just switched mode, you want to immediately switch to another mode, you only need to re-energize once.

• Connectivity Technology:

  3.5 mm Jack, A2DP, AVRCP (receiver mode only), Bluetooth 5.0

• Maximum Range:

  Up to 10m (without any blocking objects)