Handheld Transmitter w/MD835 dynamic cardioid capsule and rack mountable Receiver. Features: Autoscan for simple and secure frequency selection; 1440 frequencies within a 36MHz switching bandwidth for greater tuning flexibility; Robust metal construction for durability; Pilot tone squelch (defeatable for backwards compatibility with original EW systems); New battery concept (AA cells and rechargeable battery accessories); Transmitter battery status telemetry; Audio signal metering on transmitter LCD display; XLR jacks on rack-mountable unit.