Stereo Line plug connects to your laptop iPod iPad sound system TV etc.
The RED plug is a mono putput, suitably attenuated to plug into the MIC input of Listenor Pro OR ANY other mic input device.
A POPULAR EXAMPLE…. Projecting a movie?
To get the sound out of the laptop, use this lead from the laptop EARPHONE output to plug into your radio mic beltpack transmitter input socket.
Listenor Pro audio cable reduces the laptop signal level to be correct into the microphone socket of your radio mic transmitter.