タイトルまたは説明

 Overview
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.

Key features
Support 8 channels 8 SIM cards
Support **0/**0/***0/***0MHz quad-band GSM network
Support BTS and carrier change and locked
Support IMEI and PIN modify
Support encryption: RC4, VOS and Ejoin private etc, OEM encryption support
SMS receiving/batch sending, AT command compatible
Support USSD balance enquiry
Automatically lock/switch SIM card according to its balance, balance alarm
 
Basic features
Support SIP registration and peer-to-peer
Support Hotline, Phone book, Speed dial, Dial Plan
Update firmware by local or internet
Field proven compatible with Asterisk-based softswitches
Single-channel debug for manual calling, directly AT command
LCR automatically route calls
Centralized network management
Caller ID detection and generation
Master and slave SIP server
VLan and QoS support
SIM card hot plug
Calling Statistics
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.
 
Jimmy Lyou
Skype: ejointech.9