The ew IEM G4 Wireless Monitor System from Sennheiser is part of the evolution family of wireless monitoring systems and includes an SR IEM G4 transmitter, a EK IEM G4 stereo receiver, a pair of IE 4 earphones, a rod antenna, GA 3 rackmount kit, and two AA batteries. This kit can be used as a rugged, all-in-one wireless in-ear monitoring system for live stage, theater, and house of worship applications. The system provides up to 1680 frequencies tunable in 25 kHz steps to deliver clear, audio without interference and dropouts. Additional transmitters and receivers can be added for up to 16 wireless IEM channels.
Features
- 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 synchronisation 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
More Than Sound – It’s an Experience. Audio Shop Australia.
About brand
Sennheiser is a world-renowned audio brand known for its premium headphones, microphones, and professional sound solutions. Trusted by musicians, audio engineers, and everyday users, Sennheiser delivers crystal-clear sound quality, durability, and cutting-edge German engineering.
Tech Specs
| Modulation |
Wideband FM
|
| Frequency Band |
566 to 608
|
| Channels and Groups |
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
Up to 42 MHz Switching Bandwidth
|
| Nominal/Peak Deviation |
±24 kHz / ±48 kHz
|
| Diversity |
Adaptive Diversity
|
| Sensitivity |
< 4 μV, Typically 1.6 μV for 52 dBA
|
| Adjacent Channel Selectivity |
Typically ≥ 65 dB
|
| Intermodulation Attenuation |
Typically ≥ 70 dB
|
| Blocking |
≥ 80 dB
|
| Squelch |
5 to 25 dBμV, Adjustable in 2 dB Steps
|
| Pilot Tone Squelch |
Can Be Switched Off
|
| Compandor System |
Sennheiser HDX
|
| Signal to Noise Ratio |
Approximately 90 dBA
|
| THD |
≤ 0.9 %
|
| Output Power |
2 x 100 mW at 32 Ohms (at 2.4 V, 5% THD, Nominal Deviation)
|
| High Boost |
+8 dB at 80 kHz
|
| Limiter |
-18 dB to -6 dB in 6 dB Steps, Can Be Switched Off
|
| Temperature |
−13 to 158° F / -10 to +55° C
|
Receiver
| Power Supply |
2 AA Batteries, 1.5 V or BA 2015 Accupack
|
| Nominal Voltage |
3 V Battery
2.4 V Rechargeable Battery
|
| Power Consumption |
Typically 140 mA ≤ 25 μA (at Nominal Voltage with Transmitter Switched Off)
|
| Operating Time |
Approximately 4 to 6 Hours (Depending on Volume Level)
|
| Dimensions |
3.2 x 2.5 x 0.9" / 82 x 64 x 24 mm
|
| Weight |
Approximately 4.4 oz / 125 g
|
Transmitter
| Antenna Output |
BNC Socket, 50 Ohms
|
| MPX Pilot Tone |
Frequency/Deviation: 19 kHz (±5 kHz)
|
| Frequency Stability |
±10 ppm
|
| RF Output |
Switchable
Low: Typically 10 mW
Standard: Typically 30 mW
High: Typically 50 mW
|
| Frequency Response |
25 to 15,000 Hz
|
| Input |
2 x XLR/TRS Combo Socket (Electronically Balanced)
|
| Max Input |
+22 dBu
|
| THD |
≤ 0.9 %
|
| Signal to Noise Ratio |
> 90 dB
|
| AF Output |
1/4" / 6.3mm Stereo Jack (Balanced)
|
| Power Supply |
12 VDC
|
| Power Consumption |
Max: 350 mA
|
| Dimensions |
8 x 8.3 x 1.7" / 202 x 212 x 43 mm (Approximately)
|
| Weight |
2.17 lb / 980 g
|
Earphones
| Frequency Range |
40 Hz to 20 kHz
|
| SPL Level |
118 dB SPL Maximum
|
| Impedance |
32 Ohms
|
| Nominal Impedance |
16 Ohms
|
| Cable Length |
4.6' / 1.4 m
|
| Connector |
1/8" / 3.5 mm (Gold Plated)
|
Packaging Info
| Package Weight |
6.19 lb
|
| Box Dimensions (LxWxH) |
16.1 x 14.45 x 3.15"
|
What's in the Box:
- Sennheiser ew IEM G4 Wireless Monitor System
- Sennheiser EK IEM G4 Stereo Bodypack Receiver with IE 4 Earphones (G: 558 to 608 MHz)
- Sennheiser SR IEM G4 Stereo Transmitter
- Limited 2-Year Manufacturer Warranty
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