Sennheiser SR IEM G4 A-Band
Sennheiser SR IEM G4 A-Band, Evolution wireless in-ear transmitter, Frequency range: A-Band, 516-558 MHz, Up to 1680 frequencies in a 42 MHz switching bandwidth, 20 Channel banks with up to 12 presets each, Up to 16 compatible channels, Frequency range: 25 - 15,000 Hz, Frequency transmission via infrared interface, Automatic frequency scan feature locates available frequencies, Audio gain: 60 dB, 4-Digit battery indicator, HDX compander, LCD display with AF level- and channel display, Switchable transmssion power: 10 / 30 / 50 mW, WSM support (Ethernet interface for frequency management), Adjustable 6.3 mm headphone jack, 1x BNC antenna connector, 2x Jack / XLR female balanced combo plug inputs, Power supply: 10.5 - 16 V DC, Includes NT 2-3 CW power supply, GA 3 rack kit for 19"" installation, and antenna