Williams Sound PPA VP 37 Personal PA Value Pack System; Includes: PPA T27 Transmitter, SELECT PPA R37 Receivers, BAT 001-2 AA batteries, EAR 013 earbuds, NKL 001 neckloops, IDP 008 Wall Plaque, WCA 013 Audio Cable, ANT 021 Antenna and TFP 036 Power Supply