LCG-WIDMX RECEIVER BATTERY is user-friendly operation that simplifies all the complex communication protocols makes it possible for the users to plug and play. 2.4GHz ISM Band, license-free worldwide, FHSS with 79 Channels, interference-free operation, 32-bit ARM processor, DMA transfer without delay, Built-in Wireless Solution compatibility mode, Group Mode, easy plug-and-play operation; Pairing Mode, supports more transmitter universes .