Sennheiser Wireless Monitor

Full control over your performance – everywhere, every day. The G4 In-Ear Monitoring Sets make your gig an extraordinary experience – not just for your audience, but also for you!
-Engineered for professional live sound: Rugged all-in-one wireless monitoring system for in-ear applications.
-Robust bodypack receiver and reliable in-ear monitoring IE 4 headphones delivering clarity along the whole frequency spectrum for daily use on stage
-Half-rack stereo transmitter in a full-metal housing with OLED display for full control
-Easy and flexible wireless synchronization between transmitter and receiver via infrared
-Compatible with Sennheiser WSM control software for flexible frequency allocation
-Up to 16 compatible channels
-Up to 42 MHz bandwidth with 1680 selectable frequencies, fully tunable in a stable UHF range
-Transmission Range: up to 100 meters / 300 feet
-High RF output power (up to 50 mW) depending on country regulations
EK IEM G4:
Dimensions = Approx. 82 x 64 x 24 mm
Compander = Sennheiser HDX
THD, total harmonic distortion = ≤ 0.9 %
Signal-to-noise ratio = approx. 90 dBA
Switching bandwidth = up to 42 MHz
Peak deviation = ±48 kHz
Nominal deviation = ±24 kHz
Operating time = approx. 4 to 6 hours (depending on volume level)
Modulation = Wideband FM
Power supply = 2 AA batteries, 1.5 V or BA 2015 accupack
"Current consumption = at nominal voltage: approx. 140 mA
with transmitter switched off: ≤ 25 µA"
Adjacent channel rejection = Typically ≥ 65 dB
Audio-Output-Power = 2 x 100 mW at 32 Ω
Intermodulation attenuation = Typically ≥ 70 dB
Limiter = –18 dB to –6 dB, adjustable in steps of 6 dB, can be switched off
Powering = 3 V battery / 2.4 V rechargeable battery
Receiving frequency = Max. 1680 receiving frequencies, adjustable in 25 kHz steps, 20 frequency banks, each with up to 16 factory-preset channels, no intermodulation, 6 frequency banks with up to 16 programmable channels
RF sensitivity = < 4 μV, typ. 1.6 μV for 52 dBA rms S/N
Squelch = 5 to 25 dBµV, adjustable in steps of 2 dB
Bass Boost = +8 dB at 8 kHz
Temperature Range = -10 °C to +55 °C
Receiver Principle = Adaptive diversity
Blocking = ≥ 80 dB
SR IEM G4 :
Frequency range = A: 516 - 558 MHz
A1: 470 - 516 MHz
AS: 520 - 558 MHz
B: 626 - 668 MHz
C: 734 - 776 MHz
E: 823 - 865 MHz
G: 566 - 608 MHz
GB: 606 - 648 MHz
D: 780 - 822 MHz
Transmission frequency = Max. 1680 frequencies, adjustable in 25 kHz steps, 20 frequency banks, each with up to 16 factory-preset channels, no intermodulation, 6 frequency banks with up to 16 programmable channels
What's in the Box :
SR IEM G4 stereo transmitter
EK IEM G4 stereo receiver
IE 4 earphones
2 AA batteries
rod antenna
GA 3 rackmount set
quick guide
safety guide
manufacturer declaration sheet
power supply