The Williams Sound FM ADA Kit 37 is a FM ADA Compliance Kit that gives you everything needed to accommodate individuals for hearing accessibility in a small group setting. The FM system operates on one of 16 selectable channels, 72-76 MHz, at a range of up to 150 feet, it is portable, and easy to use. The FM ADA Kit 37 will work great in applications such as Jury Rooms, Small Meeting/Conference Rooms, Libraries, and Information Desks. The System includes (1) PPA T46 Transmitter, (4) PPA R37 Select Receivers, (1) MIC 090 Mini Lapel Clip Mic, (1) MIC 049 Portable Omnidirectional Conference Mic, (1) CCS 029 DW System Carry Case, (1) IDP 008 ADA Wall Plaque, (1) NKL 001 Neckloop, (10) BAT 026 Rechargeable AA batteries. 16 selectable channels; 72-76 MHz, at a range of up to 150 feet; Portable; Small area FM ADA Kit; 5-year warranty; 90 days on accessories; Rechargeable Batteries; All in one system.