Overview

Acom211/2 is a kind of voice communication terminal which is based on wide band and independent of PC (personal computer).

Features

Support SIP 2.0 (RFC3261) and correlative RFCsCodec:G.711 A/U Law, G.723.1, G.729a/b, G.722,G.722.1, G.726Echo cancellation: Support G.168, and Hands-free can support 96ms, Hand free Speaker PhoneSupport Voice Gain Setting, VAD, CNGDTMF:Support SIP info, DTMF Relay, RFC2833Full duplex hands-free speakerphoneSupport 2 SIP lines. Can connect to SIP1 and SIP2 server at the same timeSIP application: support Call forward/ transfer/ holding/ waiting /3 way talking/paging and intercom/pickup/join call/click to dial/call backSIP support SIP domain, SIP authentication (none, basic, MD5), Peer to Peer/ IP callCall control features: Flexible dial map, Hotline, Empty calling reject, Black list for reject authenticated call, limit call, No disturb, Caller IDNAT transverse:support STUN clientIncoming calls / Outgoing calls / Missing calls. Each support 100 recordsSupport Phonebook 500 recordsSupport conference10 kind of ring typeSupport SRTPSupport MWI

Network Features

WAN/PC: Support BridgeSupport PPPoE for xDSLSupport DHCP Client on WANSupport VLAN (optional: voice vlan/data vlan)QoS with DiffServSupport main DNS and secondary DNS serverSupport SNTP Client, FirewallNetwork tools in telnet server: Including ping, trace route, telnet client

Maintenance and Management

Web ,telnet and keypad managementManagement with different account rightUpgrade firmware through POST modeUpgrade firmware through HTTP, FTP or TFTP.Telnet remote management/Upload/download setting fileSafe mode provide reliabilitySupport Auto Provisioning (upgrade firmware or configuration file)Support Syslog

Specifications

Main Chipset	Broadcom BCM1190 275MHz
SDRAM	64Mbits
Flash	16Mbits
LCD Size	75 x 28mm
Port	·WAN: 10/100Base-T RJ-45 for LAN ·LAN: 10/100Base-T RJ-45 for PC
Dimension	220(W)×198(D)×75(H)mm
Weight	0.94kg
LCD Size	75 x 28mm
Power Adapter	·Input: AC100-240V 50-60Hz ·Output: DC5V/1A
Power Consumption	·Idle: 1.5W ·Active: 1.8W
Operation Temperature	0-40°C
Relative Humidity	10-65%

Our main products

Model	504G	508G	508G (Sim Switch Version)	504C	508C	508C (Sim Switch Version)	504W	508W	508C (Sim Switch Version)
Number of Channels	4GSM	8GSM	8GSM	4CDMA	8CDMA	8CDMA	4WCDMA	8WCDMA	8WCDMA
Number of SIM cards	4	8	32	4	8	32	4	8	32
Frequency	850/900/1800/1900MHz			450MHz or 800/1900MHz			850/900/1800/1900/2100MHz
Call Control Protocols	SIP
Voice Codecs	G.729A, G.723.1, G.711 a/ulaw
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: 482mm ·Height: 44mm ·Depth: 210mm
Weight	2.5kg
Operating Environment	·Operating temperature: 0 - 50ºC ·Operating humidity: 10 – 90%
Warranty	12 Months

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