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

ຄຸນ​ນະ​ສົມ​ບັດ

Wireless IR transmitters can be widely applied to TV, MP3 players, DVD CD players, satellite / AM FM radio, or another audio device with a stereo 3.5mm audio output. This system uses a particular 850nm infrared wavelength, It can transmit audio signals wirelessly, together with our wireless infrared headphones, and 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
ການປ້ອນຂໍ້ມູນ 1: RCA red and white audio input cable; CHA audio input; 12V DC input
ການປ້ອນຂໍ້ມູນ 2: RCA red and white audio input cable; CHB audio input;
ການປ້ອນຂໍ້ມູນພະລັງງານ: Red and black power supply, ສີແດງ: 12V input, ສີດໍາ, GND

ຂໍ້ມູນຈໍາເພາະ

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

Troubleshooting

1. Transmitter without a reaction when turn on SW button, kindly check if power cable with a good connection, If 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 connects correctly, If music is playing, or SW button is turned to the corresponding position with the headphone channel

ຄຳ ສຳ ຄັນ

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Working better for below Wireless IR headphone

WL-2008	VCAN0239