Sennheiser XSW IEM EK (A) Stereo Bodypack Wireless Receiver with IE 4 Earphones (A: 476 to 500 MHz)

Lightweight in-ear monitoring bodypack to expand existing XS Wireless IEM setups. Includes (1) XSW IEM EK Receiver, (1) IE 4 In-Ear Headphones and (2) AA Batteries, frequency range: A (476 - 500 MHz).