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- Users: 200- Concurrent Calls: 50- Voicemail: Default 3000min (upgradable)- Auto-Recording(Add-on): Support- Interface:- Up to 16 Analog Ports (FXO/FXS)- Up to 8 GSM Ports (Quad-Band GSM/GPRS850/900/1800/1900MHz)- Up to 8 UMTS Ports (UMTS 900/2100MHz or 850/2100MHZ or 850/1900MHZ)- Up to 8 BRI Ports- One RS232 Port- LAN: 1 (10/100Mbps)- WAN: 1 (10/100Mbps)- USB: 1 (USB2.0)- Audio In/Out: Supported- SIP Protocol: SIP(RFC3261), IAX2- Transport Protocol: UDP,TCP,TLS,SRTP- Codec: G.711, GSM, SPEEX, G.722, G.726, ADPCM, G.729 A, H261, H263,H263p, H264 ,MPEG4.- DTMF: Inband, RFC2833, SIP INFO- Echo Cancellation: Supported- LED: Red for FXO/GSM/UMTS, Orange for BRI, Green for FXS- Network: Static IP, PPPoE, DHCP, Firewall, VLAN, DDNS, QoS, DHCP Server, OpenVPN- Multiple Languages Support: Chinese, Dutch, English, French, German, Hebrew, Korean, Italian, Polish,Portuguese, Romanian, Russian, Spanish, Thai, Turkish - Attend Transfer- Blind Transfer- BLF Support- Blacklist- Callback- CDR (Call Detail Records)- Call Forward- Call Parking- Call Recording- Call Pickup- Call Routing- Call Transfer- Call Waiting- Caller ID- Conference- Define Office Time- DDNS- Dial by Name- DISA (Direct Inward System Access)- DIDs- Distinctive Ringtone -DND (Do Not Disturb)- FAX (T.38)- Firewall- Follow Me- IVR (Interactive Voice Response)- Intercom/Zone Intercom- Mobility Extension- Multi-language Prompt- Music On Hold- Music On Transfer- MyTwins (Double System)- One touch record- OpenVPN- Phone Provisioning- PIN User ( PIN Code Control)- Paging/Zone Paging- PPPoE- Queue- Redundancy- Ring Group- Route by Caller ID- Skype Integration (Skype Connect)- SMS to Mail/Mail to SMS- Speed Dial- Three Way Calling- Voicemail- Voicemail to Email- Voicemail Forwarding- Web Based Control Panel- Spy functions (Normal Spy, Whisper Spy, Barge Spy)
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