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Maestro have a strong commitment to total quality control. All of our products are hot run tested for at least 12 hours before leaving the factory.



MaestroTel Hybrid PBX System with Outlook Integration

Be in control of your business destiny with the latest in low cost PBX systems with seamless integration with Outlook 2003 and 2007

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MI250ISA  Modem features V.92 and industry standard 8250 UART and ISA interface.

• Modem Specifications
− ITU-T V.92  with PCM upstream rates up to 48 kbps, data mode not leased line
   QuickConnect, and Modem-on-hold functions
− V.90, V.34, V.32bis, V.32, V.22 bis, V.22, V.23, and V.21;
   Bell 212A and Bell 103
− MNP 10EC™ enhanced cellular performance
− V.250 and V.251 commands
− V.22 bis fast connect
• Data compression and error correction
− V.44 data compression for optimal downloading of Internet Web pages and files
− V.42 bis and MNP 5 data compression
− V.42 LAPM and MNP 2-4 error correction
• Fax modem
− V.17, V.29, V.27 ter, and V.21 channel 2
− EIA/TIA 578 Class 1 and T.31 Class 1.0 commands
• V.80 synchronous access mode supports host-controlled communication protocols
  with H.324 interface support
• Downloadable Architecture
− Downloadable MCU firmware from the host/DTE to flash ROM
− Downloadable MDP code modules from the MCU transparent to the host
• Data/Fax/Voice call discrimination
• Hardware-based modem controller and digital signal processor (DSP)
• Telephone features
− Caller ID detection
− Call progress,
• Distinctive ring detect (cadence only)
• Caller ID detect
− On-hook Caller ID detection
− Off-hook Call Waiting Caller ID detection during data mode in V.92, V.90, V.34
   V.32bis, or V.32
• Telephony/TAM
− V.253 commands
− 2-bit and 4-bit Conexant ADPCM, 8-bit linear PCM, and 4-bit IMA coding
− 8 kHz sample rate
− Concurrent DTMF, ring, and Caller ID detection
• Serial interface with speeds up to 230.4 kbps
− Serial ITU-T V.24 (EIA/TIA-232-E) logical interface
• Direct mode (serial DTE interface)
• Flow control and speed buffering
• Automatic format/speed sensing
• Serial async/sync data; Online only with a 10 bit word
Shipping Weight:  500 grams
Price:  $Call

Skew#:  MI250ISA