32 Keys Universal Audio Remote Control Plastic For Hisense / TCL

Infrared TV Remote Control With Thirty-Two Keys For Hisense / TCL / LG Television

the 32 keys remote control uses high quality infrared transmitter . The audio circuit in this embodiment also includes a loudspeaker;The loudspeaker is connected to an audio output circuit 109.This gives the user the option to play the sound of the TV through the speaker on the TV side or through the speaker on the remote control side.The remote control circuit 100 in this embodiment also includes indicator light 110, power alarm 111 and display screen 112;The electric quantity indicator light 110, the electric quantity alarm 111 and the display screen 112 are connected with the main control circuit 101.The display screen 112 May be an ordinary display screen or a touch LCD screen may be selected

When working, the headset is inserted into the headphone jack, the remote control sends signals to the TV terminal (TV or TV box), and the TV terminal speaker stops playing the sound, thus sending the audio digital signal to the remote control wirelessly.After the remote controller receives the audio digital signal through Bluetooth chip 102, it converts the audio digital signal into audio analog signal through DIGITal-to-analog conversion chip 108, and the audio analog signal is output to the headset.After unplugging the headset from the headphone jack, the remote control sends a signal to the TV end via bluetooth chip 102. The TV end stops transmitting audio digital signal to the remote control, and the TV end speaker plays the TV sound