The best of two brands. Sennheiser and Neumann bring the reliability of wireless transmission and the excellence of studio sound together.
The Neumann super-cardioid condenser capsule KK 205 offers true Neumann sound, combined with Sennheiser G4 wireless transmission to provide you the freedom of wireless operation and all the virtues of a rugged stage microphone: excellent pop protection and high feedback resistance. The ew 500 G4 is highly flexible. Up to 88 MHz bandwidth, up to 32 channels. Ethernet connection for Wireless Systems Manager (WSM) control software included for advanced frequency coordination in multi-channel setups.

The best of two brands. Sennheiser and Neumann bring the reliability of wireless transmission and the excellence of studio sound together. The KK 205 is a premium quality capsule head for professional Sennheiser handheld transmitters, now available with the evolution wireless G4 500 Series.
- True diversity half-rack receiver in a full-metal housing with intuitive OLED display for full control
- Easy and flexible wireless synchronization between transmitter and receiver via infrared
- Up to 32 compatible channels
- Up to 88 MHz bandwidth with 3520 selectable frequencies, fully tunable in a stable UHF range
- Ethernet connection for Wireless Systems Manager (WSM) control software for advanced frequency coordination in multi-channel setups
- High RF output power (up to 50 mW, adjustable in three steps 10/30/50) depending on country regulations
- Neumann KK 205 bk Supercardioid condenser capsule head for Sennheiser wireless systems

EM 300-500 G4
Dimensions: Approx. 202 x 212 x 43 mm
Compander: Sennheiser HDX
THD, total harmonic distortion: ≤ 0.9 %
Weight: Approx. 980 g
Audio output:
6.3 mm jack socket (unbalanced): +12 dBu
XLR socket (balanced): +18 dBu
Signal-to-noise ratio: ≥ 115 dBA
Switching bandwidth: up to 88 MHz
Peak deviation: ±48 kHz
Nominal deviation: ±24 kHz
Modulation: Wideband FM
Power supply: 12 V DC
Current consumption: 350 mA
Adjacent channel rejection: Typically ≥ 75 dB
Intermodulation attenuation: Typically ≥ 70 dB
Receiving frequency:
Max. 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
Squelch: 5 to 25 dBμV in steps of 2 dB
Equalizer:
Preset 1: Flat
Preset 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)
Antenna Connector: 2 BNC sockets
Temperature Range: -10 °C to +55 °C
Receiver Principle: True diversity
Blocking: ≥ 75 dB

SKM 500 G4
Dimensions: Approx. Ø 50 x 265 mm
Compander: Sennheiser HDX
THD, total harmonic distortion: ≤ 0.9 %
Weight: (incl. batteries) approx. 450 g
Signal-to-noise ratio: ≥ 115 dBA
RF output power: switchable: Low: typ. 10 mW, Standard: typ. 30 mW, High: typ. 50 mW
Switching bandwidth: up to 88 MHz
Peak deviation: ±48 kHz
Nominal deviation: ±24 kHz
Operating time: Typically 8 h
Modulation: Wideband FM
Power supply: 2 AA batteries, 1.5 V or BA 2015 accupack
Current consumption:
at nominal voltage: typ. 180 mA
with transmitter switched off: ≤ 25 µA
Powering: 3 V battery / 2.4 V rechargeable battery
Transmission frequency:
Max. 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 response: 80 – 18,000 Hz
Temperature Range: -10 °C to +55 °C
Frequency stability: ≤ ±15 ppm

KK 205
Max. sound pressure level: 150 dB
Pick-up pattern: supercardioid
Signal-to-noise ratio: 70 dB
Sensitivity: 2.8 mV/Pa