Name: 8 channel free roaming gateway
Brand: Ejoin
Availability: InStock

Product Details

Specifications

8 channel free roaming gateway
Support 850/900/1800/1900MHz Quad-band GSM and WCDMA network

ACOM508M-8 GSM VoIP Gateway

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

Key features:

l Support 8 channels 8 SIM cards

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.

Specification

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

Detailed picture

Company profile:

Shenzhen Ejoin Technology Co.,Ltd. (Ejointech was founded in Shenzhen, China in 2003, focused on VoIPtechnologies and solutions. With our expertise in high quality analog/digital voice gateways, media trunks, IP

phones, Video phones, IPPBX, IVR,ACD and value added applications, we also provides specialized service aspowerful and flexible based-SIP VoIP communication solutions, OEM and ODM services for carriers and

providers around the world.

Ejointech has its own R&D department , manufactory and a professional sales team ,of which the members are all capable to communicatetechnically with customer in English.

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	·Web-based GUI
Maintenance	·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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