2-channel wireless system for singers and presenters. Designed with ease of use in mind, these analog UHF systems feature a sleek dual-channel receiver with built-in antennas and the streamlined interface from Sennheiser's popular XS Wireless 1 series. Excellent live sound featuring Sennheiser's renowned evolution microphone capsule - e825 (dynamic, cardioid). Antenna-switching 2-channel diversity reception. Automatic frequency management and synchronization via remote channel for easy setup. Selectable UHF frequencies within a large bandwidth. Up to 10 compatible channels. Package includes: EM-XSW 1 dual receiver, 2 x SKM 825-XSW handheld transmitter, power supply, manual. EM-XSW 1 dual: Rugged ABS housing. Frequency response: 50 - 16,000 Hz (–3 dB). Connector: XLR, 6,3 mm jack. Power supply: 12 V DC nom. / 300 mA. Dimensions: 320 x 126.5 x 42 mm. Weight: 620 g. Colour: Black. SKM 825-XSW: Rugged ABS housing. Output power: 10 mW. Operating time: 10 h. Power supply: 2 x AA size batteries, 1.5 V. Sensitivity: 0 to -30 dB. Input sensitivity: 1.5 mV / Pa. Frequency response: 80 - 16,000 Hz. Dimensions: 260 x 50 mm. Weight: 245 g. Colour: Black. Frequency: 614 - 638 MHz