Sennheiser XSW IEM EK (A) In-Ear Monitoring Bodypack Receiver

Lightweight yet rugged, the XSW IEM EK (A) bodypack receiver from Sennheiser is the perfect basis for their XS Wireless IEM series. This stereo receiver bodypack is built with the live stage in mind. Fine-tune your settings to achieve the perfect focus on your individual mix, with functions such as balancing, EQ, channel selection, or manual frequency. Once you have your settings picked, the stage-proof panel keeps you from bumping anything and making any accidental changes during your performance. A status LED keeps you informed about battery and connection status, while an LCD offers settings readouts for more detailed data.

Sennheiser XSW IEM EK (A) Features

• Lightweight bodypack with rear clamp and stage-proof control panel
• Standard 3.5mm jack plug for supplied IE 4 headphones or optional in-ear sets
• Backlit front panel and status LED for battery and link status
• Menu access to receiver sound settings like focus modes, volume control, limiter, and EQ
• Pan control for individual balance of the input channels
• Operates with 2 AA primary batteries or rechargeable batteries

• XSW IEM EK (A) lightweight in-ear monitoring bodypack receiver1
• IE 4 in-ear headphones1
• AA batteries2

• RF Characteristics
  • Modulation: Wideband FM
  • Frequency A: 476 - 500 MHz
  • Switching Bandwidth: up to 24 MHz
  • Nominal/Peak Deviation: ±15kHz / ±24kHz
  • Squelch: 10 µV, fixed
• AF Characteristics
  • Signal-to-Noise Ratio (1mV, peak deviation): ≥88dB
  • THD: ≤1%
  • AF Output Level at 3.5mm: 2 x 1,25 Veff at 16 Ω
  • High Boost (EQ): +10dB at 13kHz
  • Limiter: -10dB
  • AF Frequency Response: 45Hz to 15kHz
  • Crosstalk (50Hz - 10kHz): typically 45dB
• IE 4 Headphones
  • Transducer: dynamic
  • Frequency Response: 40-20,000Hz
  • SPL (1kHz, 1mW): 106dB
  • Nominal Impedance: 6Ω
  • Cable Length: 4.6 ft
  • Connector: 3.5mm (1/8") stereo plug, gold-plated
• Power Supply2 AA batteries, 1.5V
• Nominal Voltage3V battery
• Operating Timeapprox. 6 hours (depending on volume level)
• Dimensions3.74x2.76x1.02"
• Weight3.88 oz

More about Sennheiser’s XS Wireless Series

Professional live sound. Effortless operation. Unmatched value. Sennheiser’s XS Wireless Series are products that offer the features and functionality that live sound applications demand. Ideal for stages and settings of all kinds, XSW delivers cordless freedom of movement—without compromising on audio quality.

XSW systems work in the professional UHF range, using predefined frequency banks to achieve fast, simple configurations that allow users to customize their setup while integrating seamlessly with preexisting gear. Each member of the XSW family offers advanced features such as integrated equalization, limiter, and focus mode, ensuring that you get the quality you need today, while each product in the line is sturdily built to continue to perform into the future.

Choose from handheld, lavalier, or headworn microphone transmitters. Effortlessly sync with an XSW receiver. Get up-to-the-second feedback with XSW’s In-Ear Monitoring systems. Round out your setup with accessories including rack mount kits and more. Sennheiser also offers all-in-on sets that come with all you need to get started right out of the box—and yet can be further scaled as your needs change or grow.