Sennheiser AD 3700 Active Directional Antenna robert-cray-signature Tone button – switches the

Tone button – switches the input impedance from 600 ohms to 150 ohms

It features an integrated USB 2

a durable textured seat cushion material mixed with black vinyl side panel covering

factory tuning: 1E

25" hole placed off centre

Sennheiser AD 3700 Active Directional Antenna robert-cray-signature Tone button – switches theThe AD 3700 Active Directional Antenna from Sennheiser features an integrated AB 3700 booster, and has a front to back ratio of >= 14 dB. It can supply up to 15 dB of amplification, and is compatible with the EM 3731, EM 3732 II, and EM 2000 wireless receivers. It's powered from the connected receiver, via its BNC input.