Sennheiser EW IEM G4-TWIN-A1 Live Sound All-In-One Wireless Monitoring System

Product Description
Product Specifications

Sennheiser EW IEM G4-TWIN-A1 Engineered for Professional Live Sound, Rugged All-In-One Wireless Monitoring System For In-Ear Applications.

Overview

Full control over your performance – your direct link, everywhere, everyday. The G4 In-Ear Monitoring Sets make your gig an extraordinary experience – not just for your audience, but also for you. Robust bodypack receiver and reliable in-ear monitoring IE 4 headphones delivering clarity along the whole frequency spectrum for daily use on stage.

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 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

Dimensions Approx. 202 x 212 x 43 mm
Weight (g) Approx. 980 g
Audio input 2x XLR-3/¼" (6.3 mm) jack combo socket, electronically balanced
Audio outpu t¼" (6.3 mm) stereo jack socket, balanced
Signal-to-noise ratio >90 dB

Specifications

Receiver

Frequency Band	A1: 470 to 516 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	14 to 131°F / -10 to 55°C
Power Supply	2 x AA batteries, 1.5 V or BA 2015 accupack
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	3.2 x 2.5 x 0.9" / 82 x 64 x 24 mm
Weight	4.4 oz / 125 g

Packaging Info

Package Weight	0.755 lb
Box Dimensions (LxWxH)	13.95 x 3.2 x 2.8"

Sennheiser SR IEM G4 Stereo Transmitter (A1: 470 to 516 MHz) Specs

Receiver

Modulation	Wideband FM stereo (MPX pilot tone)
Frequency Band	A1: 470 to 516 MHz
Receiving Frequency	Maximum 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
Switching Bandwidth	up to 42 MHz
Nominal/Peak Deviation	±24 kHz / ±48 kHz
MPX Pilot Tone	19 kHz/ ±5 kHz (frequency/deviation)
Frequency Stability	±10 ppm
Antenna Output	BNC socket, 50 Ohms
RF Output Power	@ 50 Ohms Switchable: Low: Typical 10 mW Standard: Typical 30 mW High: Typical 50 mW
Compander	Sennheiser HDX
AF Frequency Response	25 Hz to 15 kHz
AF Input	Electronically Balanced 2 x XLR-1/4" / 6.3 mm balanced combo jack Balanced AF in L +Mono Balanced AF in R
Maximum Input Level	+22 dBu
Total Harmonic Distortion (THD)	≤ 0.9 %
Signal to Noise Ratio	Approximately >90 dB (nominal load and peak deviation)
AF Output	1/4" / 6.3 mm stereo jack socket balanced Loop out balanced L, loop out balanced R
Temperature Range	14 to 131°F / -10 to 55°C
Power Supply	12 VDC
Current Consumption	Maximum 350 mA
Dimensions	8.0 x 8.3 x 1.7" / 202 x 212 x 43 mm
Weight	2.2 lb / 980 g

Packaging Info

Package Weight	5.665 lb
Box Dimensions (LxWxH)	16 x 12.7 x 3.3"

Product Description

Sennheiser EW IEM G4-TWIN-A1 Engineered for Professional Live Sound, Rugged All-In-One Wireless Monitoring System For In-Ear Applications.

Overview

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 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

Dimensions Approx. 202 x 212 x 43 mm
Weight (g) Approx. 980 g
Audio input 2x XLR-3/¼" (6.3 mm) jack combo socket, electronically balanced
Audio outpu t¼" (6.3 mm) stereo jack socket, balanced
Signal-to-noise ratio >90 dB

Specifications

Receiver

Frequency Band	A1: 470 to 516 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	14 to 131°F / -10 to 55°C
Power Supply	2 x AA batteries, 1.5 V or BA 2015 accupack
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	3.2 x 2.5 x 0.9" / 82 x 64 x 24 mm
Weight	4.4 oz / 125 g

Packaging Info

Package Weight	0.755 lb
Box Dimensions (LxWxH)	13.95 x 3.2 x 2.8"

Product Specifications

Sennheiser SR IEM G4 Stereo Transmitter (A1: 470 to 516 MHz) Specs

Receiver

Modulation	Wideband FM stereo (MPX pilot tone)
Frequency Band	A1: 470 to 516 MHz
Receiving Frequency	Maximum 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
Switching Bandwidth	up to 42 MHz
Nominal/Peak Deviation	±24 kHz / ±48 kHz
MPX Pilot Tone	19 kHz/ ±5 kHz (frequency/deviation)
Frequency Stability	±10 ppm
Antenna Output	BNC socket, 50 Ohms
RF Output Power	@ 50 Ohms Switchable: Low: Typical 10 mW Standard: Typical 30 mW High: Typical 50 mW
Compander	Sennheiser HDX
AF Frequency Response	25 Hz to 15 kHz
AF Input	Electronically Balanced 2 x XLR-1/4" / 6.3 mm balanced combo jack Balanced AF in L +Mono Balanced AF in R
Maximum Input Level	+22 dBu
Total Harmonic Distortion (THD)	≤ 0.9 %
Signal to Noise Ratio	Approximately >90 dB (nominal load and peak deviation)
AF Output	1/4" / 6.3 mm stereo jack socket balanced Loop out balanced L, loop out balanced R
Temperature Range	14 to 131°F / -10 to 55°C
Power Supply	12 VDC
Current Consumption	Maximum 350 mA
Dimensions	8.0 x 8.3 x 1.7" / 202 x 212 x 43 mm
Weight	2.2 lb / 980 g