Product Highlights
  • XSW 1-825 Dual-A 2-Channel Wireless System
  • 548 - 572 MHz Frequency Range
  • Handheld Microphone
  • Cardioid Pickup Pattern
  • XLR-3 Connector
  • 55 Hz - 16 kHz Frequency Response
  • Up to 24 MHz Bandwidth
Sennheiser XSW 1-825 DUAL-A Wireless Dual Vocal Set Sennheiser XSW 1-825 DUAL-A Wireless Dual...
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XSW 1-825 DUAL-A

2-channel wireless system for singers and presenters. Stable UHF band, built-in antennas and streamlined interface with great live sound.

XS Wireless 1 DUAL is a 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.

Key Features:

  • Excellent live sound featuring Sennheiser's renowned evolution microphone capsules
  • Antenna-switching 2-channel diversity reception
  • Integrated antennas
  • Automatic frequency management and synchronization via remote channel for easy setup
  • Selectable UHF frequencies within a large bandwidth
  • Up to 10 compatible channels

What's Included

XSW 1-825 Dual-A
EM-XSW 1 Dual Rx
2x SKM 825-XSW mic


Product Specifications

XSW 1-825 Dual-A


Frequency Range 548 - 572 MHz
Pickup Pattern Cardioid
Switching bandwidth Up to 24 MHz
Dimensions Ø 48 x L 180 mm
Nominal Impedance 300 Ω (at 1 kHz)
Modulation Wideband FM
Connector XLR-3
Min. terminating impedance 1 kΩ
Frequency 80 factory presets (8 banks of 10 channels each)
Frequency response 55 - 16,000 Hz
Storage temperature –20°C to +70°C
Sensitivity 1.8 mV/Pa (free field, no load at 1 kHz)
THD, total harmonic distortion ≤ 0.9%
Operating temperature 0°C to +40°C
Synchronization Transmitter: 2.4 GHz, low power OQPSK (only active during synchronization)
Transducer principle Dynamic
Signal-to-noise ratio ≥ 103 dBA
Temperature range 0 °C to +40 °C (+32 °F to +104 °F)
Weight 330 g (11.6 oz)

EM-XSW 1 Dual

Dimensions approx. 320 x 126.5 x 42 mm
Housing Rugged ABS housing
Audio adjustment range 45 dB, adjustable in 5 dB steps
Weight approx. 620 g
Sensitivity < 3 μV at 52 dB(A) rms S/N (at peak deviation)
Line / Mic level 20 dB, switchable
Power supply 12 V DC nom. / 300 mA
Squelch Adjustable from 3 dBμV to 28 dBμV
Receiver principle Double superheterodyne
Output voltage (at peak deviation, 1 kHz AF) 1/4“ (6.3 mm) socket (unbalanced): +6 dBu
AF frequency response 50 to 16,000 Hz (–3 dB)
Diversity principle Antenna switching diversity via internal antennas

SKM 825-XSW / SKM 835-XSW

Dimensions Approx. 260 x 50 mm
RF Output Power 10 mW
Sensitivity 0 to -30 dB, adjustable in 10 dB steps
Microphone Dynamic
Operating Time Approx. 10 hrs
Input sensitivity 1.5 mV / Pa
Weight Approx. 245 g
Power Supply 2x AA size batteries, 1.5 V
AF Frequency Response 80 - 16,000 Hz
Pick-up Pattern Cardioid
Housing Rugged ABS Housing

Questions & Answers

Sennheiser XSW 1-825 DUAL-A Wireless Dual Vocal Set

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