OpenVox D(E)1630E is a 16 T1/E1/J1 ports superior card which supports up to 480 concurrent calls in a single PCI Expression slot. With high performance, OpenVox D(E)1630E is compatible with Linux operating system and most of the commercial servers and motherboards. In addition, The on-board Octasic® DSP-based echo cancellation modules enhances the audio quality greatly as well as reduces CPU usage so as to optimize the system performance.

D(E)1630E supports a wide range of voice protocols including PRI, SS7, R2.
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What’s more, D(E)1630E works with Asterisk®, FreeSWITCH®, PBX in a flash, Yate® and IPPBX/IVR projects as well as other open source and proprietary PBX, Switch, IVR, and VoIP gateway applications.

Target Applications

  • Voice-over Internet Protocol (VoIP) Services
  • Complex IVR Trees
  • "Meet-Me" Bridge Conferencing
  • Calling Card Platforms
  • VoIP Gateways (support SIP, H.323, and IAX)
  • Legacy PBX/IVR Services
  • Voice/Data Router (replace expensive routers)
  • PRI/Switch Compatibility - Network or CPE

Telephony Interface

  • 16 E1/T1/J1 Spans

Wiring Connection

  • 68 pin SCSI type interface with RJ45 breakout panel

Hardware and Software Requirements

  • RAM 2GB
  • Kernel 2.4X or 2.6X or 3.0X and above Compatible with Linux
  • CPU 3.3GHZ

E1/T1/J1 Protocols

  • PRI
  • SS7
  • R2

Power Consumption

  • Power Consumption Voltage: 3.3V, 12V
  • Power: 5.2W Minimum, 7.8W Maximum at 3.3V or 12V


  • Operation temperature: 0-50℃
  • Storage temperature:-40℃-125℃
  • Humidity: 10-90 non-condensing

Dimensions and Weight

  • Dimension: 121mm*18mm*103mm

Operating Systems

  • Linux Operating System(all version, releases and distributions in 1.0 up)

D1630E Digital Cards
  Product Model   D1630E   DE1630E
Weight 170g 180g
EC moudle no


  • Compatible with All Commercially Available Motherboards
  • 16 T1/E1/J1 ports with PCI-E interface for high performance voice and data applications
  • Octasic® Hardware Echo Cancellation Module Available
  • 3-Month "No Questions Asked" Return Policy
  • Lifetime warranty