SENNHEISER EW 300 G4-HEADMIC1-RC

Best choice for your business, top of the class in education. The G4 300 Series uses the power of an increased switching bandwidth of up to 88 MHz. New frequency ranges allow to operate multi-channel setups with dozens of channels while securing reliable operation - despite digital dividend.
The powerful professional SL-HEADMIC1 is the pro’s choice for lively lectures and speeches. Its high speech intelligibility makes the headset microphone – besides its good look – absolutely reliable. Remote mute switch available for the bodypack transmitter.

More Information

Easy to use, fast setup time
Integrated network port allows control, monitoring and setup via Sennheiser Control Cockpit and WSM Software
Broad range of products and existing accessories (such as microphones) allows usage in any kind of environment
Up to 88 MHz bandwidth, up to 32 channels
Increased RF output power (10/30/50 mW)
Transmission Range: up to 100 meters / 330 feet
Compatible with wireless speaker system LSP 500 PRO
RC (remote control) switch available for the bodypack transmitter

Technical Specification

SK 300 G4

DimensionsApprox. 82 x 64 x 24 mm

CompanderSennheiser HDX

THD, total harmonic distortion≤ 0.9 %

Weight(incl. batteries) approx. 160 g

Signal-to-noise ratio≥ 115 dBA

RF output powerswitchable: Low: typ. 10 mW, Standard: typ. 30 mW, High: typ. 50 mW

Switching bandwidthup to 88 MHz

Peak deviation±48 kHz

Nominal deviation±24 kHz

Operating timeTypically 8 h

ModulationWideband FM

Power supply2 AA batteries, 1.5 V or BA 2015 accupack

Current consumptionat nominal voltage: typ. 180 mAwith transmitter switched off: ≤ 25 µA

Input impedance40 kΩ, unbalanced / 1 MΩ

Max. Input voltage3 Veff

Powering3 V battery / 2.4 V rechargeable battery

Transmission frequencyMax. 3520 frequencies, adjustable in 25 kHz steps, 20 frequency banks, each with up to 32 factory-preset channels, no intermodulation, 6 frequency banks with up to 32 programmable channels

AF frequency responseMic: 80 – 18,000 Hz, Line: 25 – 18,000 Hz

Temperature Range-10 °C to +55 °C

Frequency stability≤ ±15 ppmEM 300-500 G4

Frequency rangeAS: 520 - 558 MHzAw+: 470 - 558 MHzBw: 626 - 698 MHzCw: 718 - 790 MHzDw: 790 - 865 MHzGBw: 606 - 678 MHzGw: 558 - 626 MHzGw1: 558 - 608 MHzJB: 806 - 810 MHzK+: 925 - 937.5 MHz
DimensionsApprox. 202 x 212 x 43 mm
CompanderSennheiser HDX
THD, total harmonic distortion≤ 0.9 %
WeightApprox. 980 g
Audio output6.3 mm jack socket (unbalanced): +12 dBuXLR socket (balanced): +18 dBu
Signal-to-noise ratio≥ 115 dBA
Switching bandwidthup to 88 MHz
Peak deviation±48 kHz
Nominal deviation±24 kHz
ModulationWideband FM
Power supply12 V DC
Antenna connector2 BNC sockets
Current consumption350 mA
Adjacent channel rejectionTypically ≥ 75 dB
Intermodulation attenuationTypically ≥ 70 dB
Receiving frequencyMax. 3520 receiving frequencies, adjustable in 25 kHz steps, 20 frequency banks, each with up to 32 factory-preset channels, no intermodulation, 6 frequency banks with up to 32 programmable channels
RF sensitivity< 2.5 μV for 52 dBA eff S/N
Squelch5 to 25 dBμV in steps of 2 dB
EqualizerPreset 1: FlatPreset 2: Low Cut (-3 dB at 180 Hz)Preset 3: Low Cut/High Boost (-3 dB at 180 Hz, +6 dB at 10 kHz)Preset 4: High Boost (+6 dB at 10 kHz)
Temperature Range-10 °C to +55 °C
Receiver PrincipleTrue diversity
Blocking≥ 75 dB

SL Headmic 1

Connector3.5 mm jack plug or Sennheiser special connector (-4 variant)
Frequency response20 to 20,000 Hz ± 3 dB
Max. sound pressure level143 dB
Cable length1.6 m
Weight(without cable) approx. 7 g
Diameterof mic capsule: 3.3 mmof boom arm: 1.1 mm
Pick-up patternomni-directional
Nominal impedance1 kΩ
Min. terminating impedance4.7 kΩ
Equivalent noise level27 dB(A)
Power supply4.5 to 15 V
Sensitivity5 mV/Pa ± 3 dB
Temperature RangeOperation: -10 °C to 50 °C (14 °F to 122 °F)Storage: -20 °C to 70 °C (-4 °F to 158 °F)

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