Sennheiser XSW 1-ME2 UHF Lavalier Microphone Set (A: 548 to 572 MHz)

Wireless lavalier set. Includes (1) EM XSW 1, (1) SK XSW, (1) ME 2-II lavalier microphone (omnidirectional, condenser) and (1) NT 12-5 CW, frequency range: A (548 – 572 MHz)


GTIN: 615104278431 SKU XSW 1-ME2-A Categories ,


The XSW 1-ME2 UHF Lavalier Microphone Set from Sennheiser is an easy to use all-in-one wireless system for presenters and moderators. It can be used to capture audio for speech, interviews, and presentations.

The set includes an intuitive stationary receiver for quick set-up and hassle-free handling, as well as a bodypack transmitter and a lavalier microphone. It is built with antenna-switching diversity reception and features automatic frequency management and synchronization via remote channel. Up to 10 compatible channels are available. Additionally, an AC power adapter and two AA batteries are also included.

Featuring Sennheiser’s evolution Lavalier ME 2-II
Selectable UHF frequencies within a large bandwidth
Up to 10 compatible channels
Diversity reception

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)
-4 to 158°F (-20 to 70°C)
Transmitter Synchronization
2.4 GHz, Low Power OQPSK (only active during synchronization)
Double superheterodyne
Antenna switching diversity via internal antennas
< 3 μV at 52 dBA RMS S/N (at peak deviation)
Frequency Response
50 Hz to 16 kHz (-3 dB)
Max Output Voltage
At Peak Deviation, 1 kHz AF
1/4″ (6.3 mm) Jack Socket (unbalanced): +6 dBu
XLR Socket (balanced): +12 dBu
Adjustment Range
Audio: 45 dB, adjustable in 5-dB steps
Power Supply
12 VDC nominal, 300 mA
Adjustable from 3 dBμV to 28 dBμV (combined with pilot tone)
Line/Mic Level
20 dB, switchable
Material of Construction
ABS housing
7.9 x 1.7 x 5.0″ (200 x 42 x 127 mm)
12 oz (340 g)
Bodypack Transmitter
Output Power
10 mW
Frequency Response
Line: 50 Hz to 16 kHz
Mic: 50 Hz to 16 kHz
Audio Input
1/8″ (3.5 mm) jack socket
Input Voltage
Mic/Line at 3% THD: Typ. 1.V RMS mic / typ. 2.6 V RMS line at -30 dB gain
Power Supply
2 x AA batteries, 1.5 V
Operating Time
Approximately 10 hours
Adjustment Range
Transmitter Sensitivity: 0 to -30 dB, adjustable in 10 dB steps
Material of Construction
Rugged ABS housing
2.8 x 3.8 x 1.1″ (71 x 96 x 28 mm)
3.4 oz (95 g)
Lavalier Microphone Specs
Microphone Type
Condenser, pre-polarized
20 mV/Pa
Polar Pattern
130 dB
Packaging Info
Package Weight
2.675 lb
Box Dimensions (LxWxH)
13.8 x 13.65 x 3.4″

Additional information

Weight 2.64 lbs
Dimensions 13.7 × 13.58 × 3.39 in