| Shenzhen TEL:+86 755 88290211 |
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Key Features
- Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2)
- All standard PBX functions
- One call appearances support two simultaneous calls
- Two 10/100 Ethernet circuits connect to the LAN and an
additional device
- 3-Line LCD (Icons, Alphabets/Numbers, Numbers)
- Buttons and keys for all commonly used functions
- Message waiting indicator
- Speech quality ensured by QoS at the Ethernet and IP layers
and comprehensive jitter buffer
- Full duplex speaker phone
- VLAN and QoS support
- NAT Transversal and router functions
- Power over Ethernet (PoE) or AC/DC adapter
- Menu, HTTP Web, Auto Provision support for configuration and
updates
- Highly stable embedded Linux operating system in high
performance ARM 9 Processor
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Basic Phone Features
- Call forward
- Call transfer
- Call hold
- Mute
- Redial
- Display caller ID
- Display call duration
- Display date and time
- Access voice mail
- Send DTMF tones
- Message waiting indication (MWI)
- 100 phone book entries
- 30 most recent call records for dialed, incoming, and
missed calls
- Adjustment of LCD contrast (4 levels)
- Adjustment of handset volume (6 levels)
- Adjustment of speaker phone volume (6 levels)
Enhanced Features
- Dynamic selection of codec
- Advanced jitter buffer
- Automatic traversal of NAT and firewall
- VLAN / Qos
- Router
- Echo cancellation for Speakerphone
- Comfort noise generation (CNG)
- Voice activity detection (VAD)
- Auto provisioning (requires auto provisioning server)
- On line firmware upgrade
- Multi-language support: English and Chinese
Supported Standards
- ITU: H.323 V4, H.225, H.235, H.245, H.450
- RFC 1889 - RTP/RTCP
- RFC 2327 – SDP
- RFC 2833 – RTP Payload for DTMF Digits, Telephony Tones
and Telephony Signals
- RFC 2976 – SIP INFO Method
- RFC 3261 – SIP
- RFC 3264 – Offer/Answer model with SDP
- RFC 3515 – SIP REFER Method
- RFC 3842 – A Message Summary and Message Waiting
Indicator
- RFC 3489 – Simple Traversal of User Datagram Protocol (UDP)
Through Network Address Translators (NATs)
- RFC 3891 – SIP “Replaces” Header
- RFC 3892 – SIP Referred-By Mechanism
- draft-ietf-sipping-cc-transfer-04 –
Session Initiation Protocol Call Control - Transfer
- Codec: G.711 (A/µ law), GSM, G.729A/B, G.723.1
- DTMF: RFC 2833, In-band DTMF, SIP INFO
Physical and Environmental
Operating temperature: 10°C to 40°C (50°F to 104°F)
Storage temperature: 0°C to 50°C (32°F to 122°F)
Weight: 0.7 kg (1.4 lb). Shipping weight
(box of 10) 8 kg (17.5 lb)
Size: 160 mm (W) x 215 mm (L) x 65 mm (H)
(6.25” x 8.5” x 2.5”)
Power: 12 Vdc 500 mA from included ac
adapter (Classification 0 under IEEE 802.3af on CN2x2p)
Safety: IEC60950
Emissions: FCC part 15A, ANSI C63.4, EN55022
class B, EN61000-3
Immunity: EN55024
Warranty: one year
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