Sennheiser’s XS Wireless 1 offers a solid wireless transmission with up to 10 compatible channels in a stable UHF band. The XS Wireless 1 Vocal Set is an easy to use all-in-one wireless system for singers and presenters, excellent for live sound featuring Sennheiser’s renowned evolution e825 dynamic cardioid microphone capsule to get started. The set includes an intuitive stationary receiver for quick setup and hassle-free handling, as well as a vocal microphone and microphone clamp.IncludesEM-XSW 1 ReceiverSKM 825-XSW Handheld TransmitterMicrophone clampPower supplyFeaturesExcellent live sound featuring e825 dynamic cardioid capsuleAntenna-switching diversity receptionIntegrated antennasAutomatic frequency management and sync via remote channelSelectable UHF frequencies within a large bandwidthUp to 10 compatible channelsSpecificationsSystemModulation: wideband FMFrequency range: A: 548-572 MHzSwitching bandwidth: up to 24 MHzFrequencies: 8 frequency banks, each with up to 10 factory-preset channelsSignal-to-noise ratio: >/= 103 dBATHD:THD:< /= 0.9%Temperature range:operation: 0°C to +40°Cstorage: –20°C to +70°CTransmitter sychronization: 2.4 GHz, Low Power OQPSK (only active during synchronization)EM-XSW 1 ReceiverReceiver principle: double superheterodyneDiversity principle: antenna switching diversity via internal antennasSensitivity (at peak deviation):< 3 µV at 52 dB(A)rms S/NAF frequency response: 50 to 16,000 Hz (–3 dB)Max. AF output voltage (at peak deviation, 1 kHz AF): 1/4" (6.3 mm) jack socket (unbalanced): +6 dBu, XLR socket (balanced): +12 dBuAudio adjustment range: 45 dB, adjustable in 5-dB stepsPower supply: 12 V DC nom. / 300 mASquelch: adjustable from 3 dBµV to 28 dBµV (combined with pilot tone)Line/Mic level: 20 dB, switchableHousing material: rugged ABS housingDimensions (WxHxD): 7.87" x 1.65" x 5"Weight: 0.75 lbs.SKM 825 MicrophoneRF output power: 10 mWAF frequency response:SKM 825: 80-14,000 HzPower supply: 2 AA size batteries, 1.5 VOperating time: approx. 10 hrsMicrophone type: dynamicPick-up pattern: cardioidInput sensitivity (caspsule): 1.5 mV / PaAdjustment range of transmitter sensitivity: 0 to -30 dB, adjustable in 10 dB stepsHousing material: rugged ABS housingDimensions (L x Ø): 10.23" x 1.96"Weight: 0.54 lbs. Sennheiser XSW 1-825 Wireless Handheld System with e825 Capsule.