SENNHEISER Pro Audio XSW 1-ME3-B

​HF Headmic Set 

SK-XSW Bodypack Transmitter 
EM-XSW 1 UHF Receiver 
ME3-II Headmic 
Antenna-Switching Diversity Reception 
Automatic Frequency Management 
Selectable UHF Frequencies 
Up to 10 Compatible Channels 
Integrated Antennas 
2 x AA Batteries are Included 
NT 12-5 CW Power Supply 

specs 
System 
Modulation Wideband FM 
Frequency Range 614-638 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 Synchronization 2.4 GHz, Low Power OQPSK (only active during synchronization) 

Receiver 
Principle Double superheterodyne 
Diversity Antenna switching diversity via internal antennas 
Sensitivity < 3 ?V 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 
Squelch Adjustable from 3 dB?V to 28 dB?V (combined with pilot tone) 
Line/Mic Level 20 dB, switchable 
Material of Construction ABS housing 
Dimensions (W x H x D) 7.9 x 1.7 x 5.0" (200 x 42 x 127 mm) 
Weight 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 
Dimensions (W x H x D) 2.8 x 3.8 x 1.1" (71 x 96 x 28 mm) 
Weight 3.4 oz (95 g) 

Headset 
Microphone Type Condenser, pre-polarized 
Sensitivity 1.6 mV/Pa 
Polar Pattern Cardioid 
Max SPL 150 dB