Synway Information Engineering Co., Ltd
SMG-B Series Analog Gateway User Manual (Version 1.1.0)
Page 93
Appendix A Technical Specifications
Dimensions
SMG1004B, SMG1008B: 220×148×40 mm
3
SMG1016B4: 440×44×267 mm
3
Weight
SMG1004B, SMG1008B: 0.375 kg
SMG1016B4: 2.530 kg
Environment
Operating temperature: 0
℃
—45
℃
Storage temperature: -20
℃
—85
℃
Humidity: 8%— 90% non-condensing
Storage humidity: 8%— 90% non-condensing
LAN
Amount: 1 (10/100 BASE-TX (RJ-45))
Self-adaptive bandwidth supported
Auto MDI/MDIX supported
FXS Port
Amount: 4/8/16
Type: RJ11, RJ45
Maximum transmission distance: 5000m
Impedance
Telephone line impedance: Compliant with the
national standard impedance for three-component
network
Console Port
Amount: 1 (RS-232)
Baud rate: 115200bps
Connector: RJ45 to DB-9 Connector
Data bits: 8 bits
Stop bit: 1 bit
Parity unsupported
Flow control unsupported
Note: Follow the above settings to configure the serial
port; or it may work abnormally.
Power Requirements
Input power:
SMG1004B, SMG1008B
:
12V the direct current
bigger than 3A
SMG1016B4
:
100
~
240V AC
Signaling & Protocol
SIP signaling
Supported protocol: SIP V1.0/2.0, RFC3261
Audio Encoding & Decoding
G.711A 64
kbps
G.711U 64
kbps
G.729A/B 8
kbps
G723 5.3/6.3
kbps
G722 64
kbps
AMR 4.75
kbps
iLBC 13.3/15.2
kbps
Sampling Rate
8kHz