Experience ultra-reliable reception and impressive features with the Sennheiser EK IEM G4 Wireless In-Ear Monitor Receiver. This in-ear bodypack receiver includes a bright backlit display and easy-to-navigate menu, a switchable Hi Boost function, a built-in limiter, and even the capability to use the headphone cable as a second antenna to eliminate blackouts. Automatic frequency scan, wireless sync with the transmitter, a quality HDX compander, and an auto-lock function are also onboard. Beyond that, you’ll benefit from increased bandwidth and power, up to 8 hours of operation, and backwards compatibility with previous evolution systems. Complete with IE4 earbuds, the EK 300 IEM G4 delivers great-sounding, dependable in-ear monitoring performance.