Aztech
56K External Modem (EM3900)
PRODUCT SPECIFICATIONS
MODEM STANDARDS
- V.90, K56 flex™,
V.34+, V.34, V.32bis, V.32, V.23, V.22bis, V.22, V.21, Bell 103 and
Bell 212A
MODEM DATA RATES
- 56K/33.6/28.8/26.4/24.0/21.6/
19.2/16.8/14.4/12.0/9.6/7.2/4.8/ 1.2Kbps and 300bps
DATA THROUGHPUT
- Up to 230,400bps (with
compression) and 57,600bps (without compression)
ERROR CORRECTION
DATA COMPRESSION
FAX MODULATION
- V.17, V.29, V.27ter, V.21
channel 2 Class 1 and Group 3 protocol
SPEAKERPHONE FEATURES
- Full duplex capability
with acoustic and line echo cancellation
VOICE FEATURES
- Digital telephone
answering machine for voice and fax messages
- Auto-dial and auto-answer
- Call discrimination
between data/fax/voice calls
- Line quality monitoring
and retraining
- Enhanced ADPCM/PCM voice
operation
- Concurrent wave playback
and DTMF detection
VIDEO CONFERENCING
- H.324, ITU V.80
video-ready modem interface
ADDITIONAL FEATURES
- Buzzer and amplifier on
board for call progress monitoring
- Tone or pulse dialing
option
INTERFACE/CONNECTORS
- RS-232C (9-pin COM port
interface)
- RJ11 Telephone Jack(s)
- Power Connector
- Power Switch
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