Specifications

gsm encryption free call 32 sim card
Support SIP registration and peer-to-peer
Support BTS

 

 

ACOM508G-32 GSM VoIP Gateway

 

 

Ejointech is a professional developer and manufacturer of VoIP products. EjoinTech provides ACOM brand VoIP communication devices and solutions. And we also offer customized products and OEM service. They are a cost-effective gateway for SOHO, SMEs and system integrators and it also opens up new revenue generating opportunities for service providers.

 

 

EjoinTech ACOM508G-32 GoIP gateways help directly uplink or downlink with GSM networks, easy using and strong functions device.

 

 

Key features:

 

 

l  Support 8 channels 32 SIM cards and 4 SIM cards per channel rotation using

 

l  Support 850/900/1800/1900MHz Quad-band GSM network

 

l  Support BTS and carrier change and locked

 

l  Support IMEI and PIN modify

 

l  Support encryption: RC4, VOS and Ejoin private etc, OEM encryption support

 

l  SMS receiving/batch sending, AT command compatible

 

l  Support USSD balance enquiry

 

l  Automatically lock/switch SIM card according to its balance, balance alarm

 

 

Basic features:

l  Support SIP registration and peer-to-peer

l  Support Hotline, Phone book, Speed dial, Dial Plan

l  Update firmware by local or internet

l  Field proven compatible with Asterisk-based softswitches

l  Single-channel debug for manual calling, directly AT command

l  LCR automatically route calls

l  Centralized network management

l  Caller ID detection and generation

l  Master and slave SIP server

l  VLan and QoS support

l  SIM card hot plug

l  Calling Statistics

l  Support customized IVR

 

 

Applications:

 

Used in conjunction with VOS, VPS, call back or other Asterisk-based softswitches, for accessing VoIP network by SIM cards, LCR select least cost router to reduce the cost of calls.

 

 

Mobility extension

 

Most of mobile carriers offer zero or almost zero tariff for calls within a group of SIMs. Mobile phones can be considered as “mobile extensions” of the telephone system. Additionally, “Least Cost Router” permits to select the cheapest route for any call.

 

 

 

SMS batch sending

 

The device support SIP SMS sending and receiving, used with the SIP server as a SMS gateway.

 

Specification

 

 

 

Network	GSM
Model	ACOM508G-32
Number of Channels	8 channels 32 SIM cards and 4 SIM cards per channel rotation using
Frequency	850/900/1800/1900MHz quad-band network
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 Management	·Web-based GUI ·Console, telnet command line ·Centralized network management
Firmware Update	Local file, FTP, TFTP and HTTP
Message Features	SMS batch receiving/sending, AT command compatible
Telephony Features	·Hot-line call ·Dial plan ·Speed dial ·Phone book ·CDR ·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 ·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(RS-11 connector)
LEDs	1 power and 4groups 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

 

Product picture

 

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