Small-area infrared system. High-efficiency LEDs display power status and audio input. One- or two-channel operation (2.3 and 2.8). Provides coverage area of up to 1000 square feet. Includes: (1) IR T1 small-area infrared transmitter, (2) WIR RX22-4N infrared receivers, (2) HED 027 heavy-duty, folding, mono headphones, (1) NKL 001 neckloop, (1) CHG 3502 two-bay body-pack charger, (2) BAT 026-2 AA NiMH batteries, (1) STD 008 flat-panel TV mounting bracket, (1) TFP 055 power supply, (1) WCA 106 USB micro cable, 6 ft. (USB 2.0 to USB micro), (1) WCA 124 adapter cable (3.5mm F to RCA).