Utilizing state of the art, wireless technology, the MMR-10W wireless remote controller system delivers the ultimate in handheld control functionality for your MediaMaster®. Operating at an ultra-high frequency of 2.4 GHz, the MMR-10W’s key-fob style transmitter and receiver module permit long range, wireless control of your MM100s, from up to 150 ft away. The MMR-10W transmitter features a sealed, water-resistant (IP67 rated) design, that floats and large, raised buttons for easy, on the move access. A verification LED is also integrated within the transmitter to provide real time, visual confirmation (2-way) of broadcasted signals. The hideaway receiver module easily connects directly to your MediaMaster® and is programmable, with the ability to add additional (up to ten) MMR-10W remote transmitters (sold separately). Both transmitter and receiver module are constructed using UV and salt water rated materials and built to withstand the outdoor elements. For added convenience, a quick release lanyard and mounting cradle are also included. The cradle’s versatile design permits installation to any flat surface or a tubular structure, such as a pipe/rail or steering wheel. MMR-10W transmitter includes replaceable CR2032 battery.