Atcom IP-4G
Four GSM Channels Embedded IP PBX system

The IP-4G is a complete Asterisk Appliance with combination of GSM and VoIP. It is an embedded open source Linux system with built-in SIP/IAX2 proxy server and NAT functions.It provides a solid, uniform platform for Mobile and VoIP communications. Targeting for SOHO user and SMB market with an easy to use graphical interface, ATCOM GSM IP PBX provides a cost-saving solution on their telecommunication/data needs. With these devices, company with branch offices in different countries can be easily combined together to work like a virtual single office through internet and GSM network.

Features
• Open Source Asterisk IP PBX
• Asterisk GUI v2.0
• OSLEC (Open Source Line Echo Canceller)
• Configurable IVR menu
• Voice Mail
• Voicemail to Email
• Call Forward
• Call Waiting
• Call Transfer (Blind Transfer/ Attender Transfer)
• Conference Room
• Password Protect for Conference Room
• Call Pickup/Call Parking
• Caller ID
• Follow Me
• Call Queues
• Ring Group
• Music On Hold
• Call Detail Record
• Skype for SIP
• SIP Trunk
• IAX2 Trunk
• GSM Trunk (Channel: 850/900/1800/1900 MHz)
• Call Routing
• Configure via WEB interface
• Codec: G.711u/a, G.729, GSM, Speex, G.726
• Full SSH access
• 50+ available SIP/IAX2 extensions
• 20 concurrent calls

Specifications
Hardware
• CPU: 400MHz Blackfin 533 Chip
• Flash: 256 MB
• SDRAM: 64MB
• LEDs x 17
• Programmable Reset Button

Interface
• 2 X RJ45 ports
• 1 X Power port
• 1 X RS232 port
• 1 X MMC/SD slot
• 1 X USB port
• 4 X SIM card interfaces

Electrical
• Power Input:DC 12V/2000 mA

Environmental
• Operation temperature: 0 to 40 C ( 32 to 104F)
• Storage temperature: -30 to 65 C (-22 to 149F)
• Humidity: 10 to 90% no dew