car infrared ir transmitter receiver dual channel wireless T20 T-20 T40 for IR headphone

car infrared IR transmitter receiver dual channel wireless T20 T-20 T40 for IR headphone

 

Đặc tính

Wireless IR transmitters can be widely applied to TV, MP3 player, DVD CD player, satellite / Đài FM, or another audio device with a stereo 3.5mm audio output. This system uses a special 850nm infrared wavelength, It can transmit audio signals wirelessly, and together with our wireless infrared headphones, treat yourself to an amazing listening experience.

 

• Dual IR stereo transmitter
• IR Transmitter with Dual RCA Stereo Inputs
• Dual Source 2 Channel Output Signal
• Stereo IR 2.3/2.8MHz A Channel 1
• Stereo IR 3.3/3.8MHz B Channel 2

Key Instruction

SW: Power ON/OFF

Đầu vào 1: RCA red and white audio input cable; CHA audio input; 12V DC input

Đầu vào 2: RCA red and white audio input cable; CHB audio input;

Power Input: Red and black power supply, Màu đỏ: 12V input, Đen, GND

Thông số kỹ thuật

Hệ thống	Infrared light 850nm
Audio Mode	Âm thanh nổi (Right / Left Audio)
Carrier Frequency	Một) A Channel: Left: 2.3Mhz Right: 2.8Mhz b) B Channel: Left: 3.2Mhz Right: 3.8Mhz
Effective range	10M
Nguồn cấp	PCB
Work current	110mA(TYP)
Modulation frequency deviation	60KHZ (Input1.7Vp-p)

Working Voltage: 12V

Working Current: Typically value 65mA (Dual channel 130mA)

Working Frequency:

1. Channel A Left: 2.3MHZ, Channel A Right: 2.8MHZ
2. Channel B Left: 3.2MHZ, Channel B Right: 3.8MHZ

Modulation frequency deviation: 60KHZ (Input 1.7Vp-p)

Connection and Use

1. Connect the red line with the positive pole 12V power source, and another black line connects with a negative pole （GND）
2. Connect the audio source with the transmitter’s RCA (red and white) channel A or Channel B audio input
3. Turn on SW to “ON”, and the transmitter will power on, connect the audio source with the transmitter, and you can choose Channel A or Channel B, use dual-channel infrared headphones which you can switch to CHA or CHB, and then you can enjoy high-fidelity sound music.

Troubleshooting

1. The transmitter did not react when turning on the SW button, kindly check if the power cable with a good connection and if the poles of power are connected correctly
2. When turning on headphones, there is no music, Kindly check if the transmitter is turned on and if the audio cable is connected correctly, If music is playing, or SW button is turned to the corresponding position with the headphone channel

 

 

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Working better for below Wireless IR headphone

WL-2008	VCAN0239