
Sennheiser
Sennheiser XSW 1-825 Dual Vocal Set Wireless Microphones
Two-channel wireless vocal coverage with the sonic integrity of Sennheiser's proven e825 dynamic capsule — built for stages that can't afford dropout.
$639.00*
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*Price sourced from Amazon.com. Last updated:Aug 28, 2026.Price and availability are subject to change — details.
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Overview
Key Features
EM-XSW 1 Dual-Channel Receiver
2 x MZQ 1 Microphone Clips
2 x SKM 835-XSW Handheld Transmitters
4 x AA Batteries
Includes NT 12-5 CW Power Supply
Specifications
Receiver Type
Dual-Channel EM-XSW 1
Included Transmitters
2 x SKM 835-XSW Handheld
Microphone Clips
2 x MZQ 1
Batteries Included
4 x AA
Power Supply Included
NT 12-5 CW
Frequently Asked Questions
What frequency band does the XSW 1-825 operate in, and does it require a license to use in the US?
The A-band version operates in the 548–572 MHz range. In the US, this frequency range falls within the UHF spectrum that has been subject to FCC reallocation, so you should verify current FCC frequency clearance for your region before purchasing. Always confirm the band variant matches legal usage in your area.
How many simultaneous channels can the EM-XSW 1 receiver handle?
The EM-XSW 1 is a dual-channel receiver, meaning it handles both included SKM 825-XSW transmitters simultaneously through a single rack-able unit. This eliminates the need for two separate receivers in dual-vocalist applications.
What capsule is inside the SKM 825-XSW transmitter, and how does it handle feedback in live environments?
The SKM 825-XSW uses Sennheiser's e825 dynamic cardioid capsule. Its tight cardioid polar pattern provides good rear rejection, which translates to meaningful feedback resistance on stage — especially useful in monitor-heavy live setups. The dynamic capsule also handles high SPL without distortion or proximity-effect buildup.
Do the SKM 825-XSW transmitters have a mute switch?
Yes. Each SKM XSW handheld transmitter is equipped with a mute switch, giving vocalists or presenters the ability to cut their signal between songs or segments without reaching for the receiver or mixer.
How long does battery life last per AA set in the SKM 825-XSW transmitters?
Sennheiser rates the SKM 825-XSW transmitters for approximately 8 hours of continuous operation on two AA batteries. Four AA batteries are included in the box to get both transmitters operational immediately.