Sennheiser AB 4-AW+ Antenna Booster (470 to 558 MHz) 4-inch equaliser: Hi-pass filter on volume

equaliser: Hi-pass filter on volume control (push/pull)

and oversized ergonomic zippers

Weight: 880

The Equitek E19 ergonomic and behind the ear microphone is designed with a replaceable cable and provides intelligibility in speech

Comfortable ergonomic handle

Sennheiser AB 4-AW+ Antenna Booster (470 to 558 MHz) 4-inch equaliser: Hi-pass filter on volumeThe AB 4 AW+ Antenna Booster from Sennheiser is an updated version of the AB 3 antenna booster. It is designed to accommodate the wider switching bandwidth of the evolution wireless G4 system. The AB 4 is a filtered, inline antenna booster module with BNC connectors that offers +10 dB of boost to compensate for signal loss created by long antenna cable runs. It is fully compatible with legacy G3 evolution wireless systems and supports tuning