The Sennheiser XSW 1-825 DUAL-A is a user-friendly 2-channel UHF wireless system for singers and presenters, featuring dual dynamic cardioid handheld mics with evolution capsules. Antenna-switching diversity, auto frequency sync, integrated antennas, and up to 10 channels ensure stable, clear live sound in the 548-572 MHz band.
The Sennheiser XSW 1-825 DUAL-A is an intuitive, analog UHF 2-channel wireless microphone system tailored for live vocals and presentations, delivering Sennheiser’s signature evolution capsule performance in a streamlined package. Each handheld transmitter houses a dynamic cardioid e825 capsule for focused pickup, high feedback rejection, and natural projection, with ≥103 dBA signal-to-noise ratio and 1.8 mV/Pa sensitivity for crisp, intelligible sound even off-axis. The sleek dual-channel receiver employs antenna-switching diversity with integrated antennas for reliable reception, automatic frequency management, and remote synchronization—simplifying setup in multi-mic environments. Operating in the stable 548-572 MHz band with selectable frequencies, it supports up to 10 compatible channels, making it ideal for bands, conferences, or houses of worship. Rugged metal construction and up to 10-hour AA battery life ensure dependable operation, backed by easy scanning and a streamlined interface for quick deployment.
Key Features:
- Dual dynamic cardioid e825 capsules for clear, presence-boosted vocals with excellent feedback rejection
- Antenna-switching 2-channel diversity reception for drop-free performance
- Integrated antennas and compact receiver design for clutter-free setups
- Automatic frequency scan and remote sync for effortless channel management
- Selectable UHF frequencies in a large bandwidth (up to 10 compatible channels)
- Streamlined interface with LCD display for intuitive control
- Rugged metal housing on transmitters and receiver for stage durability
- Up to 10-hour runtime on 2 AA batteries per transmitter
- Sennheiser EM-XSW 1 Dual-Channel Stationary Receiver with Internal Antennas (A: 548 to 572 MHz)
- NT 12-5 CW Power Supply
- 2 x Sennheiser SKM 825-XSW-A Handheld Transmitter with e825 Capsule (A: 548 to 572 MHz)
- 2 x Sennheiser MZQ1 Microphone Clamp
- Model: XSW 1-825 DUAL-A (2-Channel Wireless System)
- Dimensions (Handheld): Ø 48 x L 180 mm
- Pickup Pattern: Cardioid
- Sensitivity: 1.8 mV/Pa (free field, no load at 1 kHz)
- Signal-to-Noise Ratio: ≥ 103 dBA
- Transducer Type: Dynamic
- Connection: Wireless
- Connectors: 3-pin XLR (receiver outputs)
- Diversity System: Antenna-switching (2-channel)
- Channels: Up to 10 compatible
- Power Supply: 2 x AA batteries per transmitter (up to 10 hours)
- Receiver Outputs: 2 x XLR balanced; 2 x 1/4″ TRS unbalanced
- Housing: Metal (transmitters and receiver)





































