Sennheiser Wireless Antennas

FAQ

Q The antennas are on the back: Doesn't this reduce effectiveness when a receiver or transmitter is mounted in a rack with other equipment?
A It’s a consideration between the use of 1-2 units vs. a multichannel setup.: Front antennas would be nice to have if you drive just one or two units. If you use more transmitters and make use of a combiner, it is more useful to have the cabling in the back.
A It's best to have a clear line-of-sight between transmitter and receiver antennas.: If you prefer to mount your transmitter or receiver in a rack unit, consider

XSW Rack Mount Kit (may have been included with your system when purchased
AM 2 Antenna front mount kit (cable extensions from rear to front Rack Mount Kit]

Half Wave Dipole Antenna transmitters and receivers ship with Quarter Wave antennas. You can improve performance with a Half wave dipole antenna
ADP Directional Antenna
A 5000 CP Circular Polarization antenna - recommended for IEM in challenging environments