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HOT SALE Voip Gateway 32 Port 32 VoIP ATA GSM Gateway, Z-wave Gateway

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Quick Details

Port: shenzhen/Hongkong
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
Supply Ability: 1000 Unit/Units per Week
Voice Codecs: G729a/b/e, G723.1, G.711A/U law,iLBC
Brand Name: Ejoin
Type: VoIP Gateway
Place of Origin: Guangdong China
Number of Channels: 32
Frequency: GSM: 850/900/1800/1900Mhz
Encryption: Ejoin,VOS2000,RC4,XOP.Base64
SIP: SIP/2.0 RFC3261
Model Number: ACOM532G-32
Power Supply: 100-240VAC, 50-60Hz IN, 12V/9A OUT
Packaging Detail: surface mount
Shenzhen Ejoin Technology Co., Ltd.
Manufacturer, Trading Company
Response Rate
On-time delivery rate
US$ 150,000+
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HOT SALE Voip Gateway 32 Port 32 SIM VoIP ATA GSM Gateway, Z-wave Gateway


 Product Description:

 ACOM532 GSM series VoIP Gateway is a multi-functional and high performance product, which is designed with advanced embedded technology .ACOM532 series is able to process traditional voice call service and internet data service and adopt new hardware and software structure, which supports up to 32 concurrent calls.



 HOT SALE Voip Gateway 32 Port 32 SIM VoIP ATA GSM Gateway, Z-wave Gateway

  gsm gateway

 HOT SALE Voip Gateway 32 Port 32 SIM VoIP ATA GSM Gateway, Z-wave Gateway

Special Features:

lSupport G729a/b/e,G723.1,G.711 A/U law, iLBC auto-selecting

lEBO(Ejoin Bandwidth Optimization)

lProxy Encryption Solution for IP Block

lSupport SIM Bank


lSIM Card Rotating(ACOM532-128)

uSolution to solve the SIM card blocked by:

²Accumulated Call Duration

²Accumulated Connected Calls

²Accumulated Calls

²Consecutive Failed Calls

²Consecutive No-Alert Calls

²Consecutive No-Answer Calls

²Consecutive No Carrier Calls

²Consecutive Short-Duration Calls

lStation intelligent switching

lERMS(Ejoin Remote Management System)

lPort Inter-Calling

lFake Ringback

lCall Duration Limitation for SIM Card/Single

lDial Plan/Prefix Inward Translation/Intelligent Routing

lWeb Browser: Firefox/Chrome /IE/Opera






ACOM 532-32/128

Number of Channels

32 channels


GSM: 850/900/1800/1900MHz

SIP Specification

SIP/2.0 RFC3261

Session Timer RFC4028


Network Protocols





Telephony Features

Hot-line call ,Dial plan, Speed dial, Phone book, CDR, LCR, White/Black 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 Capability

Voice codecs:G729a/b/e,G723.1,G.711 A/U law, iLBC

Echo cancellation

Silence suppression & detection(VAD, CNG)

Adaptive jitter buffer

Volume adjustable

IVR customized

Number of Ports

1 WAN 10/100Base-T ethernet(RJ-45 connector)

1 Console(USB)


1 Power and 32 groups of card online and running status indicator

Power Supply

100-240VAC, 50 - 60 Hz IN, 12V/8A OUT

Operating Environment

Operating temperature: 0 - 50ºC

Operating humidity: 10 – 90%RH


12 Months



Mobile Features:

lSMS Send,Receive and Forward(GSM/SIP/HTTP)

lSMS Inbox

lAT Command , USSD

lSMS Format: PDU/TXT

lPIN Code Management

lCDMA Delay Answer

lGSM Polarity Reversal

lCarrier Selection

lCaller ID Hidden(need SIM Card support)


Maintenance and Management:

lMulti-language Interface

lUSB Serial COM

lConfiguration Backup and Restore

lSupport HTTP/TFTP Upgrade

lCall statistics: ASR,ACD,PDD

lEjoin Remote Management System


VOIP Application

1.used for call termination(VoIP to mobile) and origination(mobile to VoIP)


2.works for enterprise


3.Virtual Operation Solution



1)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.


2)Saving Cost on International and Long Distance Calls,when you are in the other countries& you have this gateway at your Local office,you could dial & receive phone call from your customers as you are there without Long Distance fee Very excellent solution for internal company with branch offices oversea

Demo online





Types Related Sites:

ACOM532-256    http://www.alibaba.com/product-detail/New-best-sim-anti-blocking-32_60533734483.html

ACOM532-128    http://www.alibaba.com/product-detail/32-Port-128-sim-card-voip_60493927635.html

ACOM532-32      http://www.alibaba.com/product-detail/HOT-SALE-Voip-Gateway-32-Port_60261989895.html

ACOM516-128   http://www.alibaba.com/product-detail/16-channels-gsm-gateway-128-sim_60473250773.html

ACOM516-64      http://www.alibaba.com/product-detail/Making-Free-IP-Phone-Call-16_60489859917.html

ACOM516-16      http://www.alibaba.com/product-detail/Voip-gateway-16-port-sms-gateway_60238796302.html

ACOM508S-32   http://www.alibaba.com/product-detail/Ejoin-8-Ports-32-SIM-Cards_60473892971.html

ACOM508P         http://www.alibaba.com/product-detail/Voip-products-8-port-multi-sim_60264330901.html




Our sevice
  • Module-based architecture, flexibility & scalability
  • Single user-friendly grafic interface for all your hardware
  • Most advanced and adjustable protection against Sim blocking
  • Unlimited free support and training
  • 100% gurantee of traffic providing 
Contact Daisy


Company Information

       Ejointech is a professional developer and manufacturer with about 13 years' experience in VoIP products. Weprovide ACOM brand VoIP communication devices and solutions. And we also offer customized products and OEM service. They are cost - effective voip / goip gateways for SOHO, SMEs and system integrators and it also opens up new revenue generating opportunities for service providers.