... two modes;2-bit LED display;32 channels;3W speaker output;Open interface for secondary development;In analog mode,build-in 16 groups ... /BER5%Adjacent Channel Selectivity65dB , 12.5KHz;75dB , 25KHz Intermodulation75dB ,12.5/25KHz70dB ,12.5/25KHzSpurious Response Rejection80dB ,12.5/25KHzBlock90dBRated audio output power0 ... °C ~ +85°C Support Analog/Digital two modes Digital 2 way radio repeater TR200