USB to far infrared IRDA meter reader cable 38KHz modulation complies with IEC 62056/61107/DLMS transparent transmission communication cable. This far-infrared cable has magnetic adsorption (IEC62056 regulations) and can read meter data from an effective distance of 30CM to 500CM. It can read meter data well without opening the outer box of the meter. Application: Data collection of electric energy meters, gas meters, and water meters CP2102 chip, USB interface power supply, no external power supply required. Supports multiple versions of Windows operating systems, for MacOS, Linux and other systems. Industrial grade meter reader, far infrared, wavelength 940nm. IEC standard industrial grade, the converter uses CP2102 chip, 15KV ESD protection transceiver circuit, Taiwan industrial grade optical receiver/transmitter. Modem signal frequency: 38KHz The transmission rate is: 300/600/1200/2400bps Material: plastic+metal colour: Black+White Package Contents: 1 x USB to Far Infrared Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.