SENNHEISER ชุดหูฟังมอนิเตอร์ ไร้สาย รุ่น EW IEM G4-C-TH

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

SR IEM G4
Frequency range A1: 794 ~ 806Mhz
Dimensions Approx. 202 x 212 x 43 mm
Compander Sennheiser HDX
THD, total harmonic distortion <0.9 %
Weight Approx. 980 g
Audio input 2x XLR-3/¼” (6.3 mm) jack combo socket, electronically balanced
Audio output ¼” (6.3 mm) stereo jack socket, balanced
Signal-to-noise ratio >90 dB
RF output power switchable: Low: typ. 10 mW, Standard: typ. 30 mW, High: typ. 50 mW
Switching bandwidth up to 42 MHz
Peak deviation ±48 kHz
Nominal deviation ±24 kHz
Modulation Wideband FM stereo (MPX pilot tone)
Power supply 12 V DC
Current consumption max. 350 mA
Max. Input voltage +22 dBu
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
AF frequency response 25 Hz to 15 kHz
Temperature Range -10 °C to +55 °C
Frequency stability ±10 ppm
Antenna Output BNC socket, 50 Ω
EK IEM G4
Dimensions Approx. 82 x 64 x 24 mm
Compander Sennheiser HDX
THD, total harmonic distortion ≤ 0.9 %
Weight (incl. batteries) approx. 125 g
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 80 kHz
Temperature Range -10 °C to +55 °C
Receiver Principle Adaptive diversity
Blocking ≥ 80 dB