● USB keyboard and mouse extender (KM-300), the USB signal coder transmission and extension equipment through the network cable, to achieve the use of remote USB keyboard and mouse needs. The extension distance of USB keyboard and mouse can reach 300 meters. To achieve a smooth use of the effect of no card. Suitable for securities market, computer exhibition venue, film and television, video communication company, conference center and other environments. 
Safety Guide 
● To ensure the reliable use of the equipment and the safety of personnel, please observe the following precautions when installing, using, and maintaining the equipment: 
● 1. This device is only for indoor use. Do not use it outdoors. 
● 2, do not put the system equipment in the place of too cold or too hot. 
● 3. Keep the working environment well ventilated, so as not to damage the machine due to high temperature. 
● 4, non-professionals without permission, please do not try to disassemble the equipment chassis, do not repair privately, so as to avoid accidents or increase the damage degree of equipment. 
● 5. Do not spill any chemicals or liquids on or near the equipment.