Modem Operation  | 
  
  
    | 
    Line Rate | 
    
    0.3, 1.2, 2.4, 4.8, 7.2, 
    9.6, 12, 14.4, 16.8, 19.2, 21.6, 24, 26.4, 28.8, 31.2,33.6, 56 Kbps 
     | 
  
  
    | 
    DTE Rate | 
    
    115200 bps maximum 
     | 
  
  
    | 
    Operation | 
    
    Half or full-duplex over 
    2-wire dial-up line  | 
  
  
    |   | 
    
    External | 
    
    Asynchronous  | 
  
  
    |   | 
    
    Internal | 
    
    Asynchronous  | 
  
  
    | 
    Linking | 
    
    Auto dial/answer, auto 
    bauding, MNP10 auto fallback/forward  | 
  
  
    | 
    Flow Control | 
    
    RTS/CTS, XON/XOFF 
    (software selectable)  | 
  
  
    | 
    Compatibility | 
    
    Bell 103; 212A, ITU-T 
    V21; V.22; V.23; V.22bis; V.32; V.32bis; V.34; K56flex; V.90 | 
  
  
    | 
    Error Correction | 
    
    ITU-T V.42, MNP4 
    (auto-match) | 
  
  
    | 
    Data Compression | 
    
    ITU-T V.42bis, 
    MNP5(auto-match)  | 
  
  
    | 
    Receive 
    Sensitivity | 
    
    -36 dBm  | 
  
  
    | 
    Command Set | 
    
    AT command and Escape 
    sequence | 
  
  
    | 
    Memory | 
    
    2 configurations profile, 
    4 sets telephone number | 
  
  
    | 
    Diagnostics | 
    
    Power on self-test, V.54 
    loop test  | 
  
  
    
    
     
    Fax Operation | 
  
  
    | 
    Speed  
     | 
    
    14400 bps(upgradeable to 
    28800 bps, option) | 
  
  
    | 
    Compatibility | 
    
    Group 3 with T.30 
    protocol over ITU-T V.17; V.21 ch2; V.27ter; V.29  | 
  
  
    | 
    Command Set
     | 
    
    TR-29 Class 1 
     | 
  
  
    
    
     
    Voice Operation | 
  
  
    | 
    Operation
     | 
    
    Analog Simultaneous Voice 
    and Data (ASVD);  telephone answering machine (TAM); voice mail  system
     | 
  
  
    | 
    Sampling Rate 
    Voice | 
    
    7.2KHz using 2,3 or 4 
    bits ADPCM; 11.025 KHz linear PCM  | 
  
  
    | 
    Audio Span
     | 
    
    ITU-T V.61 modulation (ASVD, 
    option in feature) | 
  
  
    | 
    FDSP | 
    
    Full-duplex speakerphone 
    mode Acoustic and line echo cancellation Microphone gain/muting, Speaker 
    volume control/ muting  | 
  
  
    | 
    ITU-T V.80 | 
    
    V.80 and Conexant Video 
    Ready synchronous access modes support host-based communication  protocols | 
  
  
    
    
     
    General | 
  
  
    | 
    Indicator | 
    
    8 LEDs (external models)
     | 
  
  
    | 
    Configuration | 
    
    PnP ISA or jumpers for 
    COM1/2/3/4, IRQ3/4/5/7/9/10/11/12/15 | 
  
  
    | 
    Line Interface | 
    
    2 x RJ-ll for line and 
    telephone  | 
  
  
    | 
    DTE Interface
     | 
      | 
  
  
    |   | 
    
    External | 
    
    DB-9 EIA-RS232C (V24) | 
  
  
    |   | 
    
    16500/A compatible UART 
    with 16 byte double-  
    buffered FIFO; PC, PC/XT, PC/AT bus  | 
  
  
    | 
    Voice Interface | 
    
    2 x mini phone jacks from 
    microphone input and audio output (voice models) | 
  
  
    | 
    Ambient Temp. | 
    
    O to 50C | 
  
  
    | 
    Relative Humidity | 
    
    10 to 95% non-condensing | 
  
  
    | 
    Power 
     | 
    
    110/220 Volt, 50/60 Hz 
    (external models) |