Main Feature:

• Android 4.2 OS
• Supports high quality video call
• Supports SIP 2.0 (RFC3261) and correlative RFCs
• Supports 6 SIP servers and Backup SIP proxy servers.
• Supports SIP UDP/TCP/TLS
• Supports HDMI
• Supports USB Host
• Supports Acoustic echo cancellation (AEC) – 128ms max filter length in duplex speaker phone mode
• Supports PLC & adaptive jitters buffer

Call Feature:

• Call Forwarding

• Call Transfer (blind/attended/alert)

• Call Holding
• Call Waiting
• Call Conference
• BLF List
• Capable of 10 way conversation
• Join Call
• Pickup
• Call Completion
• Hot desk function
• Soft DSS Key (Upto 100)
• Auto Redial / un-redial
• Support multi line and pre-dial
• Support messaging and MWI
• Voice recording during talking /local
• Flexible dial plan
• Hotline/Warm-line
• Call Rejection
• Black List
• Barring function for outgoing calls
• Do Not Disturb
• Auto Answer (Hands- free / Headset)
• Caller ID display
• CLIR (rejects anonymous calls)
• CLIP (to make an anonymous call)
• Dial without registration
• Supports Call Logs with Missed / Incoming / Outgoing calls
• Intercom/Intercom barge
• Password dial
• Headset ring
• Direct IP call without SIP proxy

Network Feature: 

• WAN/LAN: support bridge mode
• 2x 100/1000M Network Port (Power over Ethernet)
• Supports PoE (802.3af)
• Supports main DNS and secondary DNS server
• Supports VLAN
• Supports SNTP Client
• Supports VPN L2TP / PPTP / IPSec
• Supports SIP SRTP,
• Supports Web HTTP / HTTPS
• Supports QoS: 802.1p/q, DSCP
• Supports MD5 authentication
• Supports Web Filter
• DHCP/ static/ PPPoE
• STUN