3 Way Conference Call POE IP Phone SIP Telephony Backup 250×205×60 mm
OFS-IP520
Need an Economic and High CP value IP Telephone with HD voice? The OFS-IP520 is highly designed an economic phone that can be used as an integrated or a standalone phone. And it is a business class SIP phone with an integrated dual Ethernet switch, G.722 codec support, SRTP, Support 2 SIP accounts, and Headset Interface.
The F Series IP Phones are a Business Grade IP handset with a huge range of features and flexibility. The F Series was designed and built for Enterprise Businesses with its modern design and ergonomic feel.
About SHENZHEN OPTFOCUS Technology Co., Ltd
SHENZHEN OPTFOCUS Technology Co., Ltd. is a professional developer and manufacturer of VoIP products. OPTFOCUS provides VoIP communication devices solutions for small and medium sized businesses, as well as large mission-critical enterprise environments.
Over the 11 years since its establishment, OPTFOCUS Technology has built a strong engineering team and solid partnerships with IP communication chipset providers, such as Freescale, DSPG. OPTFOCUS Technology is also an exclusive partner of Broadcom.
Product Specification
Phone features
• Vxworks OS
• Support SIP2.0 (RFC3261) and correlative RFCs
• SIP support 2 SIP servers, and backup SIP proxy servers
• Supports SIP UDP / TCP/ TLS
• SIP support SIP domain, SIP authentication (none, basic, MD5) , DNS name of server, Peer to Peer / IP Call
Display
• Display Resolution: 128x48
Key Features
• Large dot matrix LCD display and soft keys make user
easier to use
• Soft keys programmable
• Supports RJ-9 headset
• Multi languages displayed
Audio Features
• HD voice: HD handset
•Codec: G.711A/u, G.7231 high/low, G.729AB, G.722, G.726-32
• DTMF: In-band, RFC 2833 and SIP INFO
• Full duplex hands- free speaker phone with acoustic
echo cancellation
• Voice Activity Detection (VAD)
• Comfort Noise Generation (CNG)
• Background noise suppression
• Adaptive jitter buffers
• Packet loss concealment
• SRTP
• mute
Advanced Features
• Call forwarding (busy/ no answer/ always)
• Call transfer ( unattended/ attended/ semi-attended )
• Call holding
• Call waiting
• 3 way call conference
• Capable of 10 way conversation
• BLF list
• Join call
• Call pickup
• Call park
• Redial
• Call back
• Call completion
• Hot desking
• Auto redial
• Predial
• SIP messaging , MWI
• Flexible dial plan
• Barring function for outgoing calls
• Do not disturb
• Auto answer
• Caller ID display
• CLIR(rejects anonymous calls)
• CLIP(to make an anonymous call)
• Dial without registration
• Call logs with missed calls/ incoming calls/
outgoing calls. Each support 300 records
• Phonebook 500 records
• Speed Dial (abbreviated dialing)
• Hotline/Warm-line
• Call rejection
• Black List/ White List
• Intercom/Intercom barge
• Password dial, DTMF hidden
• Action URL/ active URI
• Voice codec setting for each SIP line
• Multicast
• LDAP, XML phonebook
• Web dial
• Keypad lock, Emergency call
Network/ Security Features
• WAN / LAN:10/100M Ethernet ports
• Bridge mode and route
• PPPoE for xDSL
• 802.3af POE(optional)
• VLAN(Voice VLAN/Data VLAN)
• 802.1X
• NAT (NAPT)
• NAT transverse :Support STUN client
• DHCP client on WAN/ DHCP server on LAN
• Main DNS and secondary DNS server
• DNS Relay
• SNTP Client
• Firewall and DMZ
• Web management access restricted
• VPN(L2TP/Open VPN)
• ping, Trace route, telnet
Maintenance & Management
• WEB ,telnet and LCD menu management
• Management with different account right
• Recover firmware and factory reset through POST mode
• Upgrade firmware via HTTP, HTTPS, FTP, TFTP
• DHCP option66 and custom option for auto provisioning
• Auto Provisioning to upgrade configuration file
with AES(256) encryption
• TR-069 and Syslog
Physical features
• Adapter Input: AC 100-240V
• Adapter Output: DC 5V/1A
• WAN Port -10/100 BASE-T RJ-45 for LAN
• LAN Port-10/100 BASE-T RJ-45 for PC
• Headset : RJ9
• Power consumption: IDLE: 2.5W Active: 2.8W
• Display Resolution: 128x48 pixels
• Operation Temperature: 040
• Relative Humidity: 1065
• Main Chipset : Broadcom
• SDRAM: 16MB
• FLASH: 4MB
• Weight- Phone:0.84kg
• Dimension:250x205x60 mm
