Factory price S4P voip phone HD voice office desk phone 4 lines voip phone
Product Description
Specifications
| VoIP Soc | - CPU Core: MIPS24KEc@360MHZ
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| Flash | |
| RAM | |
| Display | - 128*64 Graphic LCD with white back light
|
| Phone Keys | - 4 soft keys
- 4 line keys with red-green dual color LEDs for indication
- MENU,SMS,HOLD
- Volume+,Volume- and navigate key MUTE
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| Power Supply | -AC Input: 100~240V,50~60Hz -DC Output: 5V, 1A - IEEE802.3af PoE in WAN port(IP542P only)
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| I/O Interface | - 2 RJ45 ports(Ethernet 10/100 Base-T)
- 3.5mm earphone jack
- 3dB internal antenna for 802.11n 1T1R
|
| Environmental | - Operation Temperature: 0~50 Degree C
- Storage Temperature: -25~85 Degree C
- Relative Humidity: 10%~90% No Condensing
|
| Audio codec | - G.711(A-Law,-Law)with PAMS above 4.3
- G.723.1
- G.729A/AB with PAMS above 4.0
- Adaptive Jiter Buffer Management
- Voice Activity Detection
- Comfort Noise Generation
- Echo Cancellation
|
| Protocols | - SIP V2 (RFC 3261 ,3262,3263,3264)
- Backward Compatible with RFC2543
- Session Timer (RFC4028)
- SDP (RFC2327)
- TRP/RTCP (RFC1889 and RFC2915)
- STUN (RFC 3489)
- ARP/RARP (RFC 826/903)
- TFTP/HTTP/HTTPS for Auto Provisioning
- Message Waiting Indicator (RFC 3842)
- DHCP Option Codes for SIP (RFC 3361)
- DNS/DNS SRV (RFC1760 and RFC 2782)
- IEEE802.1Q VLAN/802.1 and IP TOS
|
| Applications | - SMS Function
- MAC Address Cloning
- SIP proxy redundancy: dynamic via DNS SRV, A records
- Direct IP to IP calling
- Built-in NAT Router
- VPN
|
| Management | - Firmware Upgradeable
- Web Management Interface
- Password Management
- Local and Remote Syslog (RFC 3164)
- Auto Provisioning: TFTP, HTTP and HTTPS
- TR069
|
| Call Features | - 4 lines
- Auto Answer
- 3-way Conference
- Call Hold
- Call Pickup
- MWI
- CID and CWCID
- DTMF Relay: In-band, Out-band (RFC2833) and SIP Info
- Full-duplex Speakerphone
- Delayed Hotline
- Redial
- Dial Plan
- Volume Adjustment
- Handset/Headset, Speaker and Ringer
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Packaging & Shipping
Packaging Details:regular package
- Delivery Detail:1-3 days
Company Information
SKYLINE INTERNATIONAL COMMUNICATION Co., Ltd. was founded in 2002.We have 70 employees, 15 departments and more than 10 production lines. More than 200
companies have established business with us, and they are from 40 different countries.
Our company is a manufacturer of VoIP Gateways, GSM VoIP gateways, with well equipped testing equipment and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in communication industry and other industries. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs.
