The XS Wireless IEM set includes everything you need for an easy start with personal monitoring. Defining new standards for simple, flexible, and reliable wireless in-ear monitoring, this system is designed to help you level up your sound, regardless of your tech experience.

Whether a rehearsal or live performance, on a club stage or for a worship service: Benefit from renowned Sennheiser sound and solid pro-grade wireless UHF reliability packed in a convenient and rugged system – letting you focus on playing your best.

Live stock levels for trade accounts. Shipping cut-off 4pm.

Product Features

• Band E - 823.2 – 831.8 MHz (Channel 38 \'Duplex Gap\')
• Complete starter set for in-ear monitoring
• Reliable, easy-to-manage wireless connection in the professional UHF range
• Full control with flexible audio modes
• Focus mode to balance your personal mix
• Advanced features like EQ and limiter
• Easy frequency presets or detailed manual control
• Infrared sensor to sync multiple receivers easily to one transmitter

Product Specifications

XSW IEM SR - Stereo Transmitter

• RF characteristics
  • Modulation: FM stereo
  • Frequency ranges (max. RF output power)
    • A: 476 - 500 MHz (30 mW)
    • B: 572 - 596 MHz (30 mW)
    • C: 662 - 686 MHz (30 mW)
    • E: 823.2 - 831.8 MHz (30 mW)
    • K: 925.2 - 937.3 MHz (10 mW)
  • Switching bandwidth: up to 24 MHz
  • Nominal/peak deviation: ±15 kHz / ±24 kHz
  • Antenna output: BNC socket, 50 Ω
• AF characteristics
  • AF frequency response: 45 Hz to 15 kHz
  • AF input BAL AF IN L (I) + MONO/ BAL AF IN R (II): 2x XLR-3/¼" (6.3 mm) jack combo socket, electronically balanced
  • Total harmonic distortion (THD): <0.9 %
  • Signal-to-noise ratio (at nominal load and peak deviation): ≥88 dB
• Overall device
  • Temperature range: 0 °C to +40 °C
  • Input rating: +12 V DC
  • Current consumption: Approx. 400mA (depending on volume level)
  • Dimensions: Approx. 200 x 128 x 42 mm
  • Weight: Approx. 700 g

XSW IEM EK - Stereo Receiver

• RF characteristics
  • Modulation: Wideband FM
  • Frequency ranges
    • A: 476 - 500 MHz
    • B: 572 - 596 MHz
    • C: 662 - 686 MHz
    • E: 823.2 - 831.8 MHz
    • K: 925.2 - 937.3 MHz
  • Switching bandwidth: up to 24 MHz
  • Nominal/peak deviation: ±15 kHz / ±24 kHz
  • Squelch: 10 µV, fixed
• AF characteristics
  • Signal-to-noise ratio (1 mV, peak deviation): ≥88 dB
  • Total harmonic distortion (THD): ≤ 1 %
  • AF output level at 3.5 mm: 2 x 1,25 Veff at 16 Ω
  • High Boost (EQ): +10 dB at 13 kHz
  • Limiter: -10 dB
  • AF frequency response: 45 Hz to 15 kHz
  • Cross talk (50 Hz - 10 kHz): typically 45 dB
• Overall device
  • Temperature range: 0 °C to +40 °C
  • Power supply: 2 AA batteries, 1.5 V
  • Nominal voltage: 3 V battery
  • Operating time: Approx. 6 hrs (depending on volume level)
  • Dimensions: Approx. 95 x 70 x 26 mm
  • Weight (incl. batteries): Approx. 110 g

IE 4 - In-ear headphones

• Transducer: dynamic
• Frequency response: 40-20.000 Hz
• SPL (1 kHz, 1 mW): 106 dB
• Nominal impedance: 6 Ω
• Cable length: 1.4 m
• Connector: 3.5 mm (1/8“) stereo plug, gold-plated
• Temperature: –5 °C (23 °F) to +50 °C (122 °F)

What's in the Box?

• XSW IEM EK Stereo Receiver
• XSW IEM SR Stereo Transmitter
• XSW BNC Antenna
• IE 4 In-ear headphones
• 2 AA batteries
• XSW Rack Mount Kit
• NT 12-5CW Power Supply + Country Adapter
• Quick Guide, Safety Guide, Compliance Sheet, Frequency Table

Optional Accessories

• XSW Front Antenna Cables - Art. no. 507468
• XSW IEM EK Belt Clip - Art. no. 592582
• XSW IEM EK Battery Cover - Art. no. 592583
• XSW BNC Antenna - Art. no. 522419

Product Variants

• XSW IEM SET (A) 476-500 MHz - Art. no. 509146
• XSW IEM SET (B) 572-596 MHz - Art. no. 509147
• XSW IEM SET (C) 662-686 MHz - Art. no. 509148
• XSW IEM SET (E) 823.2-831.8 MHz - Art. no. 509149
• XSW IEM SET (K) 925.2-937.3 MHz - Art. no. 509150