EM-XSW 1 Dual-Channel Receiver
2 x SKM 825-XSW Handheld Transmitters
2 x MZQ 1 Microphone Clips
4 x AA Batteries
Includes NT 12-5 CW Power Supply

The Sennheiser XSW 1-825 Dual-Vocal Set with Two 825 Handheld Microphones (A: 548 to 572 MHz) includes an EM-XSW 1 dual stationary receiver with internal antennas, two SKM XSW transmitters with mute switches, two MZQ 1 microphone clips, an NT 12-5 CW power supply, and four AA batteries. The analog UHF dual-channel wireless system can be used in several applications for singers, presenters, DJs, churches, and schools. Designed with ease of use in mind, the XSW 1 Dual-Vocal Set features automatic frequency management and synchronization via remote channel for easy setup. In addition, it is equipped with up to 10 compatible channels.

Sennheiser EM-XSW 1 Dual-Channel Stationary Receiver with Internal Antennas (A: 548 to 572 MHz)
The EM-XSW 1 Dual-Channel Stationary Receiver with Internal Antennas from Sennheiser is a 2-channel analogue UHF wireless receiver. It can be used for singers and presenters when paired with an XS wireless 1 series handheld transmitter and microphone capsule (sold separately). The dual-channel receiver is designed with ease of use in mind and is well suited for DJ, church, and school applications.

Each receiver channel is built with antenna-switching diversity reception and features automatic frequency management and synchronisation via remote channel. Up to 10 compatible channels are available. Additionally, an AC power adapter is also included.

Key Features
Antenna-switching 2-channel diversity reception
Integrated antennas
Automatic frequency management and synchronisation via remote channel for easy setup
Selectable UHF frequencies within a large bandwidth
Up to 10 compatible channels
Sennheiser SKM 825-XSW-A Handheld Transmitter with e825 Capsule (A: 548 to 572 MHz)
The SKM 825-XSW-A Handheld Transmitter from Sennheiser is a wireless microphone equipped with an e825 Dynamic Cardioid Capsule. It is designed to be paired with the EM-XSW 1 or EM-XSW 2 wireless receivers (sold separately) and can be used to capture audio for singers, presenters, and live sound applications. Featuring automatic frequency management, the transmitter offers up to 10 compatible channels in a stable UHF band.

This transmitter is built to withstand even the toughest stress in everyday on-stage use and offers reliable transmission with an easy-to-use set up. No matter whether you're a band, a theater, or at a seminar, the SKM 825-XSW-A Handheld Transmitter lets you do your thing and not worry about channel selection.

Great Performance and Price
The SKM XSW transmitter lets you concentrate on your talent—and not the equipment. Just switch it on and its automatic frequency management does the rest. You can operate up to 10 coordinated frequency preset wireless connections.

Live Sound
The transmitter yields an open, natural sound. No lengthy set up—just go!

Reliable Transmission
On stage, you must put up with a lot of things—so does your equipment. XS Wireless 1 is built to last: Transmitters are designed to withstand even the toughest stress in everyday on-stage use.

Sennheiser MZQ1 Microphone Clamp for SKM100, 300 and 500
The Sennheiser MZQ1 is a microphone holder specifically sized to accommodate the SKM100, 300 and 500 handheld wireless microphone transmitters. The MZQ1 will mount to any standard microphone stand.

Specifications
System
Modulation Wideband FM
Switching Bandwidth Up to 24 MHz
Frequencies 80 factory presets (8 banks of 10 channels each)
Signal to Noise Rate ≥ 103 dBA
THD ≤ 0.9%
Temperature Range Operation: 32 to 104°F / 0 to 40°C
Storage: -4 to 158°F / -20 to 70°C
Transmitter Synchronisation 2.4 GHz, low power OQPSK (only active during synchronisation
Receiver
Receiver Type Double superheterodyne
Frequency Band (A: 548 to 572 MHz)
Diversity Method Antenna switching diversity via internal antennas
Sensitivity < 3 μV at 52 dB(A) rms S/N (at peak deviation)
AF Frequency Response 50 Hz to 16 kHz (-3 dB)
Maximum AF Output Voltage 1/4" / 6.3 mm Socket (Unbalanced): +6 dBu
XLR Socket (Balanced): +12 dBu
Audio Adjustment Range 45 dB, adjustable in 5 dB steps
Power Supply 12 VDC nominal / 300 mA
Squelch Adjustable from 3 dB μV to 28 dB μV (combined with pilot tone)
Line/Mic Level 20 dB, switchable
Housing Material Rugged ABS housing
Dimensions (W x H x D) 12.6 x 5.0 x 1.7" / 32.0 x 12.7 x 4.2 cm
Weight 21.9 oz / 620.0 g
System
Modulation Wideband FM
Frequency Range A: 548 to 572 MHz
Switching Bandwidth Up to 24 MHz
Signal to Noise Ratio ≥ 103 dBA
Total Harmonic Distortion ≤ 0.9%
Temperature Range Operation: 32 to 104°F (0 to +40°C)
Storage -4 to 158°F (-20 to 70°C)
Transmitter Synchronisation 2.4 GHz, Low Power OQPSK (only active during synchronisation)
Microphone
Output Power 10 mW
Frequency Response 80 Hz to 14 kHz
Power Supply 2 x AA batteries, 1.5 V
Operating Time Approximately 10 hrs.
Microphone Type Dynamic
Polar Pattern Dynamic cardioid
Input Sensitivity Capsule: 1.5 mV/Pa
Adjustment Range Transmitter Sensitivity: 0 to -30 dB, adjustable in 10 dB steps
Material of Construction Rugged ABS housing
Dimensions (L x Diam) 10 x 2.0" (260 x 50 mm)
Weight 8.6 oz (245 g)