Specifications

Built-in Modem

Network control unit (NCU)

Type of NCU

AA

 

 

 

Type of line

Telephone line (analog only)

 

 

 

Type of dialling

Pulse

 

 

Tone

 

 

 

 

Control command

AT commands

 

 

EIA-578 commands

 

 

 

 

Monitor function

Computer's speaker

 

 

 

Communication specifications

 

Communication

Data: Full duplex

 

System

Fax: Half duplex

 

 

 

 

 

 

Communication

Data

 

protocol

ITU-T-Rec

V.21/V.22/V.22bis/V.32/

 

(Former CCITT)

V.32bis/V.34/V.90/V.92

 

Bell

103/212A

 

Fax:

 

 

ITU-T-Rec

V.17/V.29/V.27ter/V.21 ch2

 

(Former CCITT)

 

Communication

Data transmission and reception

Speed

300/1200/2400/4800/7200/9600/12000/14400/

 

16800/19200/21600/24000/26400/28800/31200/

 

33600 bps

 

 

Data reception only with V.90

 

28000/29333/30666/32000/33333/34666/36000/

 

37333/38666/40000/41333/42666/44000/45333/

 

46666/48000/49333/50666/52000/53333/54666/

 

56000 bps

 

 

Fax

 

 

2400/4800/7200/9600/12000/14400 bps

 

 

 

Transmitting level

-10 dBm

 

 

 

 

Receiving level

-10 to -40 dBm

 

 

 

 

Input/output

600 ohms ±30%

 

impedance

 

 

Error correcting

MNP class 4 and ITU-T V.42

 

 

Data compression

MNP class 5 and ITU-T V.42bis

 

 

Power supply

+3.3V (supplied by computer)

 

 

 

User’s Manual

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