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MultiTech MT5656ZDX-V


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MultiTech MultiModemZDX - (V.92 Voice-Data-Fax Modem)
Features Voice mail support and full-duplex speaker phone operation on voice models

The MultiModemZDX modems from MultiTech are ideal for the mainstream PC-user offering V.90/56K downloading speeds, Class 1 and Class 2 fax commands, US Caller ID reporting, Plug and Play operation and V.80 video conferencing support. The voice model supports AT#V/TAM compatible voice mail and full-duplex speakerphone as well as DTMF tone. These desktop modems are Ideal for UNIX, medical and retail POS applications.

Technical Information

  • Modulation:
    • ITU-T V.92
    • ITU-T V.90
    • ITU-T V.34
    • K56flex
  • Fax Technology:
    • Group 3
    • ITU-T V.17
    • Class 1
    • Class 2

General Information

  • Product Type: Data/Fax/Voice Modem
  • Brand Name: Multi-Tech
  • Manufacturer: Multi-Tech Systems, Inc
  • Product Model: MT5656ZDX-V
  • Product Name: MultiModemZDX V.92 Voice/Data/Fax Modem
  • Product Line: MultiModem

Physical Characteristics

  • Height: 1"
  • Width: 4.3"
  • Depth: 5.7"
  • Form Factor: Desktop
  • Weight (Approximate): 8 oz


  • Number of Modem (RJ-11) Ports: 1
  • Headphone: Yes
  • Number of Phone Line (RJ-11) Ports: 1
  • Microphone: Yes


  • Platform Supported: PC
  • Certifications & Standards:
    • Approvals:
    • CE Mark
    • EMC: FCC Part 15 Class B, EN55022, EN55024
    • Safety: cUL, EN60950, UL60950
    • Telecom: CS03, FCC Part 68, TBR21
  • Additional Information:
    • Voice mail support and full-duplex speaker phone
    • Quick connect and Modem-on-hold support
    • Phone number storage for automatic dialing
    • Automatic call answering
    • Automatic rate detection and negotiation
    • Small footprint and stackable design
    • Connectors:
    • One DB25S (EIA RS-232C/D or V.24)

Media & Performance

  • Modem Transmission Data Rate: 56 Kbps
  • Fax Transmission Data Rate: 14.4 Kbps


  • Limited Warranty: 2 Year

Full specifications (PDF)


Customer Review Summary

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The MultiTech MT5656ZDX-V is also known as MLT-MT5656ZDXV or MT5656ZDXV .