Specification of 17-Key Controller and Receiver:
Static Current: 3-5uA; Dynamic Current: 3-5mA
Power Supply: CR2025/1600mAH
Effective Angle: 60°
Infrared Wavelength of the Transmitter Tube: 940Nm
Crystal Frequency: 455KHZ Crystal
Carrier Frequency: 38KHZ
Infrared Remote Control Distance: 8M (Depend On Surrounding Environment, the Sensitivity of the Receiver Side and Other Factors)
Coding: Coding Format for NEC
Size: 86*40*6mm
Note:
The IR Remote Control is Used in Conjunction with the IR Receiver Module, Which is Responsible for Receiving the Information Emitted by the IR Remote Control and Decoding It Into Hexadecimal Codes So that the Established Communication Can Be Achieved
Specification of 21-Key Controller and Receiver:
Distance: Full voltage more than 8m; Low voltage more than 4m
Dimension: 86*40*6mm
Frequency: 38k
Power Supply: CR2025/160mAH
Free Available Height Range: less than 3mm
Power Bear Range: 200-350g
Life: more than 200000 times