Sennheiser SKP 2000XP-GW Transmitter 100436183 you can also use them

you can also use them for comfortable DJing in the club

1/4" balanced TRS or unbalanced input

Beta 98A/C is recommended for a variety of acoustic or amplified instruments including drums

Input (Line) - 1/4" Stereo Line External FX Return 1

Sennheiser SKP 2000XP-GW Transmitter 100436183 you can also use themSennheiser SKP 2000XP GW Plug on Transmitter Plug on transmitter that turns XLR equipped microphones into wireless ones. Compatible with all 2000 series receivers. Up to 6 x 64 user programmable channels. Easy synchronization with receiver via infrared interface. Practically any wired microphone can be a player in Sennheiser's 2000 ensemble. This plug on transmitter makes it possible. Five frequency ranges with up to 75 MHz switching bandwidth also