Sennheiser EW IEM G4 Wireless Transmitter – Half Rack (AS: 520 – 558 MHz)

Half-rack stereo transmitter in a full-metal housing with OLED display for full control
Easy and flexible wireless synchronization between transmitter and receiver via infrared
Compatible with Sennheiser WSM control software for flexible frequency allocation
Up to 16 compatible channels
Up to 42 MHz bandwidth with 1680 selectable frequencies, fully tunable in a stable UHF range
Transmission Range: up to 100 meters / 300 feet
High RF output power (up to 50 mW) depending on country regulations