Sennheiser EWD1-845S
Evolution Wireless D1 Series Digital Handheld Microphone System with e845 Capsule


Sennheiser Evolution Wireless D1 Digital Microphone System

An Evolution Wireless D1 Series digital wireless handheld microphone system from Sennheiser, the EWD1-845S includes an e845 supercardioid capsule attached to an SKM-D1 handheld transmitter, which also features a mute switch for live stage use.

Evolution Wireless D1 is a digital sound transmission system that makes no compromises when it comes down to reliability, sound quality, or user-friendliness. EW D1 is number one for every gig and live event when you need to simply rely on pure brilliance. It can run up to 15 output lines in parallel, and independently adjust the sensitivity of every transmission.

Sennheiser EWD1-845S Includes:

  • EM-D1 rackmount receiver
  • SKM-D1 handheld transmitter with e845 supercardioid capsule
  • MZQ microphone clamp
  • NT-12 power supply
  • Transport case
  • User manual

Sennheiser EWD1-845S Features:

  • Includes e845 capsule, but offers choice of various interchangeable microphone heads from the renowned evolution series (sold separately)
  • Up to 15 compatible channels (under optimal conditions) in license-free 2.4 GHz band
  • Automatic frequency management
  • Prevents interference: Intelligent channel back-up allows co-existence with Wi-Fi® & Bluetooth
  • Audio effects: equalizer, de-esser, automatic gain control
  • iOS & Android app for remote control and monitoring of the system
  • Sturdy metal housing

Sennheiser EWD1-845S Specifications:

  • Overall System:
    • Frequency Response: 20 Hz - 20 kHz  
    • Dynamic Range: > 135 dB (A)  
    • THD, Total Harmonic Distortion: typ. < 0,1 %  
    • Audio Sampling: 24 bit/48 kHz  
    • Signal-to-Noise Ratio: >/= 105 dB (A)  
    • RF Frequency Range: 2,400 to 2,483.5 MHz  
    • Modulation: GFSK with back channel  
    • Transmission Method: TDMA, time diversity, frequency diversity, fast switching antenna diversity  
    • Latency: 3.9 ms  
    • Audio Codec: APT-X Live  
    • Operating Temperature: – 10 °C to +55 °C  
    • Storage Temperature: – 20 °C to +70 °C (The temperature range is influenced by the battery characteristics)
  • EM-D1 Receiver:
    • Latency: Multi-frequency targets  
    • RF Sensitivity: <-90 dBm  
    • RF Output Power: Back channel 10 mW/100 mW (country-specific)  
    • Audio Output: Mic/line level switch –24 dB/0 dB, XLR, balanced max +18 dBu, Jack, unbalanced/balanced max +12 dBu/max +18 dBu  
    • Low-Cut Filter: –3 dB at 120 Hz  
    • Equalizer: 7-band graphic equalizer  
    • Automatic Gain Control (AGC): Compression/expansion with automatic make-up gain function  
    • Display: OLED  
    • Connection: XLR-1/4" (6.3 mm) jack  
    • Antenna Connector: 2 x Rev-SMA  
    • Network Socket: RJ45  
    • Network Protocol: Media Control Protocol, TCP/IP IPv4 (DHCP, Manual)/IPv6  
    • Power Supply: 12 V DC hollow jack  
    • Current Consumption: 350 mA  
    • Weight: approx. 824 g
  • SKM1 Handheld Transmitter:
    • Frequency Response: 50 Hz - 20 kHz  
    • RF Output Power: Adaptive, up to 100 mW (country-specific)  
    • Display: LCD  
    • Weight: approx. 280 g incl. microphone head  
    • Input Sensitivity: Automatic sensitivity adjustment  
    • Battery Specification: 2x AA size battery (1.5 V), Operating time: typ. 6 h  
    • Accupack: BA 10 (Li-Ion, 3.7 V), Operating time: typ. 11 h (optional accessory-sold separately)
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