●High-performance Phase-locked chip with high-accuracy phase locking for exact frequency selection in each channel. ●High speed Phase-locked,interference suppression of comparison frequency. ●Special squelch switch technology,minimize the back drop when switching channels. ●Mutually noninterference of each channel,manual funtion for 6 channels. ●Volume control funtion. ●Increase the quatity of receiver unit no limit in infrared range. ●The user can free to move in signal recognition area ●Phase locked loop technology.Stable receive frequency in 10PPM. |