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Model
ACOM508M-8
Number of Channels
8 channels
Frequency
Quad-band 850/900/1800/1900MHz
Call Control Protocols
SIP
Voice Codecs
G.729A, G.723.1, G.711 a/u law
Network Protocols
IPv4, TCP, UDP, PPPoE, DHCP, DNS, NAT, Telnet, HTTP, FTP, TFTP
Configuration and
Maintenance
Web-based GUI
Console, Telnet command line
Centralized network management
Firmware Update
Local file, FTP, TFTP and HTTP
Telephony Features
Hot-line call ,Dial plan, Speed dial, Phone book, CDR, LCR, White list
Telephony Signaling
DTMF tone dectection/generation
DTMF relay: in-band, RFC 2833 and SIP info
Call forward: unconditional, no answer and busy
N-way conferencing
Caller ID display/generation, Mobile Number Portability
Voice Quality
Echo cancellation
Silence suppression(voice activity detection, comfortable noise generation)
Adaptive jitter buffer
Number of Ports
1 WAN 10/100Base-T ethernet(RJ-45 connector)
1 LAN 10/100Base-T ethernet(RJ-45 connector)
1 console(RJ-11 connector)
LEDs
1 power and 8 groups of signal strength and running indicator
Power Supply
100-240VAC, 50 - 60 Hz
Dimensions
Rack mountable 1U chassis(compatible with 19" Rack)
Width: 240mm
Height: 44mm
Depth: 170mm
Weight
2.5kg
Operating Environment
·Operating temperature: 0 - 50ºC
·Operating humidity: 10 – 90%
Warranty
12 Months


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