The Sennheiser A 3700 Omnidirectional Antenna with Booster is an RF antenna for the Sennheiser EM3731, EM3732 and EM3732 Command receivers. The antenna significantly boosts RF strength and gain during long BNC cable runs. The A 3700 features up to 15dB of amplification
Omnidirectional antenna with integrated AB3700 for EM3731/3732 series and EM2000/2050 receivers only, 502195, A 3700, A3700