3pcs DIY Infrared Transmitter Receiver Kit Wireless Audio Transmission Module Kit

Description: The basic principle of infrared sound transmission is that the fluctuating sound is converted into infrared (laser) and then the infrared vibration signal is received in the infrared diode receiver of the receiver circuit, and the signal is demodulated to achieve sound restoration. The transmission distance can reach 1-2 meters, which can be used to manufacture short distance wireless loudspeaker. Infrared transmitter Working voltage: 9-12V Infrared receiver Working voltage: 4-12V_ Driving loudspeaker: 0.5W-10W speakers. Transmission distance: within 2 meters, the more unstable the signal is, the more unstable it is. Package Included: 3 x DIY Infrared Transmitter Receiver Kit