The Samson Airline Synth AR300 frequency agile wireless receiver can be rackmounted with up to 4 receivers in a rack space. The LED front panel displays AFRF levels, frequency, audio output level and channel mix setting for quick and simple configuration. Samsons AirLine Synth true diversity system is a frequency selectable system that can operate on any of 320 frequencies over U and E bands with up to 11 simultaneous systems. Featuring automatic scanning and infrared programming, balanced and unbalanced outputs as well as front or rear mountable antenna. This listing also includes the Airline Synth plug-in miniature wireless guitar transmitter with selectable frequency and professional sound capability. It adjusts to accommodate both Fender and Gibson style guitar jacks. It has a precision guitar pre-amp, a digital channel readout, attenuation switch for active pickups and a mute switch for hot swapping. Samsons AirLine Synth true diversity system is a frequency selectable system that can operate on any of 320 frequencies over U and E bands with up to 11 simultaneous systems. Featuring automatic scanning and infrared programming, balanced and unbalanced outputs as well as front or rear mountable antennae, the AirLine Synth system is ideal for applications as diverse as media production, house of worship and professional music production of all varieties. This listing includes 1 AG300 Guitar Transmitter, 1 AR300 Receiver, 1 RK300 Rackmount Kit, and 1 ACD1000 Power Supply.