Sennheiser EK IEM G4 In-Ear Receiver – Freq. Range B

  • Stereo bodypack in-ear receiver
  • Headphones included
  • Up to 16 compatible channels
  • 42 MHz Bandwidth
  • 1680 selectable frequencies in UHF range
  • Up to 100m transmission range
  • Wireless infrared synchronization with transmitter


The Sennheiser EK IEM G4 In-Ear Receiver – Freq. Range B is equipped with 1680 frequencies tunable in 25 MHz steps and has 20 fixed frequency banks with up to 16 compatible frequency presets and another 6 user banks with up to 16 user-programmable frequencies. The receiver’s menu-driven backlit display shows current frequency, frequency bank and channel number, metering of RF level, metering of AF level, lock status, and battery status. An auto-lock feature is provided to prevent settings from being accidentally altered.

Furthermore, this receiver includes a switchable high-boost and a multi-level limiter. The limiter is adjustable from -18 dB to -6 dB in 6 dB steps or defeatable (off). It is powered by two 1.5V AA size batteries or the optional available DC2 D-Tap or DC2 Hirose adapter.

In the Case
  • EK IEM G4 In-Ear Receiver
  • In-ear headphones
  • Beltclip
  • EQC bag
Categories: ,
Frequency Band B: 626-668 MHz
Receiving Frequency Maximum 1680 receiving frequencies, adjustable in 25 MHz steps
20 frequency banks, each with up to 16 factory-preset channels, no intermodulation
6 frequency banks with up to 16 programmable channels
Switching Bandwidth Up to 42 MHz
Nominal/Peak Deviation ±24 kHz / ±48 kHz
Receiver Type Adaptive diversity
Sensitivity < 4 μV, typ. 1.6 μV for 52 dBA (with HDX, peak deviation) rms s/n
Adjacent Channel Selectivity Typically ≥ 65 dB
Intermodulation Attenuation Typically ≥ 70 dB
Blocking ≥ 80 dB
Pilot Tone Squelch: Can be switched off
Squelch 5 to 25 dBµV, adjustable in steps of 2 dB
Compander Sennheiser HDX
Signal to Noise Ratio Approximately 90 dBA (1 mV, peak deviation)
Total Harmonic Distortion (THD) ≤ 0.9%
Audio Output Power 2 x 100 mW at 32 Ohms (@ 2.4 V, 5% THD, nominal deviation)
Quality Setting Range +8 dB at 80 kHz
Limiter -18 dB to -6 dB, adjustable in steps of 6 dB, can be switched off
Temperature Range -10 to 55°C (14 to 131°F)
Power Supply 2 x AA batteries, 1.5 V or D-Tap /Hirose adapter
Current Consumption At Nominal Voltage: Approximately 140 mA
With Transmitter Switched Off: ≤ 25 µA
Operating Time Approximately 4 to 6 hours (depending on volume level)
Dimensions (W x L x H) 82 x 64 x 24 mm (3.2 x 2.5 x 0.9″)
Weight 125 g (4.4 oz)