The RMT40 remote controller can be used in combination with a variety of audio source devices. It features 13 buttons with various functions depending on the unit it is connected to. 2.4 GHz wireless technology offers a transmission distance up to ~ 10 meters, allowing out-of-sight operation which is a great advantage compared to regular IR remote control systems. An included USB type receiver shall be connected to the provided USB slot on the audio source device. Transmitters and receivers are matched with unique ID’s, allowing simultaneous operation of multiple systems without disturbance while receiver extension is possible using USB extension cables when installed in closed/shielded cabinets. It is constructed of high-quality ABS materials with a brushed look finishing, giving it stylish elegant appearance while rubber-type buttons offer a comfortable feel. The transmitter is powered by 2 x AAA (included) batteries. Discover more about our modular audio players