The CHG 2N is a network enabled charger featuring two individual charging bays.
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The CHG 2N is a network enabled charger featuring two indiviual charging bays. These can either be used for the SL Bodypack DW or the SL Handheld DW. Each bay is combined with 4 LEDs to indicate the corresponding battery status of the mobile device.

The flexible network interface provides IPv4 and IPv6 compatibility for seamless integration. All settings and status information can be monitored and remote controlled with the Sennheiser Control Cockpit.


  • Remote Monitoring via Sennheiser Control Cockpit

Technical Data

  • Dimensions
    140 x 100 x 102 mm (5.3" x 3.9" x 4")
  • Weight
    609g (excl. Power supply)
  • Operating temperature
    0 °C to 45 °C (32 °F to 113 °F)
  • Input voltage range
  • Connector
    RJ 45
  • Charging time
    approx. 2h
  • Current consumption
    1.2 A
  • Charging Current
    1A per bay
  • Charging voltage
  • Firmware update

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  • Spec Sheets
    • Product specification - CHG 2N (180 KB) Download

    • System Specification - SpeechLine Digital Wireless (1.4 MB) Download

  • Instruction Manual
    • Instruction manual SpeechLine Digital Wireless (HTML) Download

      Information on the SpeechLine Digital Wireless system and instructions on how to install and operate the components of SpeechLine Digital Wireless

    • Software help Sennheiser Control Cockpit 7.1.0 (HTML) Download

      Information on how to install, open and use the Sennheiser Control Cockpit software. Includes information on how to control and monitor the following Sennheiser products in the Control Cockpit: Evolution Wireless Digital, SpeechLine Digital Wireless, TeamConnect Ceiling 2, evolution wireless G3 & G4, Digital 6000 and MobileConnect.

  • Firmware Updates
    • CHG 2N / CHG 4N - Firmware Update v2.0.3 (220 KB) Download

    • CHG 2N / CHG 4N - Firmware Update v3.0.0 (220 KB) Download

  • Release Notes
    • Release Notes - CHG 2N / CHG 4N Firmware (110 KB) Download

  • 3rd Party Integration
    • Sennheiser Sound Control Protocol for SpeechLine Digital Wireless (490 KB) Download

      Sennheiser Sound Control Protocol - Developer's guide for SL Rack Receiver DW (Firmware 4.0.0), SL Multi-Channel Receiver DW (Firmware 4.0.0), CHG 2N (Firmware 2.0.3) and CHG 4N (Firmware 2.0.3) of the SpeechLine Digital Wireless series.

  • EU Declaration of Conformity
    • EU Declaration of conformity - CHG 2N / CHG 4N (1.1 MB) Download

  • Technical Drawings
    • Outline dimensions CHG 2N (DXF) (4.2 MB) Download

  • Compliance Statement
    • Compliance Sheet CHG 2N 4N (500 KB) Download

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