Toshiba Tecra M9 User Manual page 175

Communication
speed
Transmitting level
Receiving level
Input/output
impedance
Error correcting
Data compression
Power supply
User's Manual
Data transmission and reception
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
-10 dBm
-10 to -40 dBm
600 ohms ±30%
MNP class 4 and ITU-T V.42
MNP class 5 and ITU-T V.42bis
+3.3V (supplied by computer)
M9
A-3