Sennheiser XSW-D Presentation Base set Plug-and-play Digital Lavalier Wireless System 2.4Ghz

One-touch ease-of-use wireless audio set that utilizes a digital transmission to seamlessly link audio sources. This elegant solution makes wireless presentations easier than ever before while maintaining a reliable connection. Features One touch ease-of-use 2.4 GHz digital transmission for worldwide operation 75m range (250ft) in optimal conditions Up to 5 hours battery life on a single charge Switch between multiple transmitters linked to one receiver Configure any combination of transmitters and receivers Mute from either transmitter or receiver Specs Wireless Technology Digital 2.4 GHz Included Transmitters 1 x Plug-On Diversity Non-Diversity RF Frequency Band 2400 to 2483.5 MHz RF Bandwidth 83.5 MHz RF Channel Scanning Auto-Scan Max Operating Range 246.1′ / 75 m Max Transmitters per Band 1 Modulation GFSK Receiver Weight 2.7 oz / 77 g Transmitter Weight 2.7 oz / 77 g