Sennheiser XSW-D Wireless Instrument Base Set Plug-n-play, 2.4 GHz, 250′ range
You also get a convenient mute function on both the transmitter and receiver. Want to go wireless?. System: Frequency Range: 2.4 GHz. XSW-D 1/4" transmitter. Convenient mute function on both the transmitter and receiver.