Telefonos IP


Telefono IP Grandstream GXP280

Small businesses will enjoy the high quality audio, graphic LCD and rich business feature set of the GXP280/GXP285 single line SIP telephone. The GXP280/285 features dual 10M/100Mbps network ports with integrated Power over Ethernet (802.3af PoE – on GXP285 only) support, full duplex speakerphone with acoustic echo cancellation, 1 line appearance with FLASH to allow 2 simultaneous calls, 3 context sensitive soft keys, and headset jack. An affordable choice for any SOHO user, the GXP280/GXP285 also comes with off-hook auto dial, auto answer, click-to-dial, downloadable ringtones, server redundancy and fail-over support, as well as security protection (SRTP and AES encryption of configuration file).

  • 1 line appearance with FLASH to handle 2 simultaneous calls
  • Dual 10/100M Ethernet ports with integrated Power-over-Ethernet (802.3af PoE – GXP285 only) to allow centralized power supply with backup
  • HD wideband audio and full-duplex speakerphone with advanced acoustic echo cancellation
  • 128×32 graphical LCD with support for multiple languages


Network Interfaces Dual switched 10/100 Mbps with integrated PoE (Power over Ethernet – for GXP285 only) support
Graphic Display 128 x 32 pixel graphic LCD
Feature Keys 3 dynamic context sensitive soft keys, 3 navigation/menu/volume keys, 7 dedicated function keys for: HOLD, SPEAKERPHONE, SEND, TRANSFER, CONFERENCE, FLASH and HEADSET
Voice Codec Support for G.723.1, G.729 A/B, G.711 u/a-law, G.726, G.722 (wide-band), GSM and iLBC, in- band and out-of-band DTMF (in audio, RFC2833, SIP INFO)
Telephony Features Hold, Mute, Transfer, Forward, 3-way Conference, Downloadable Phone Book (XML, LDAP up to 200 items), Call Waiting, Call Log, Off-hook Auto Dial, Auto Answer, Click-To-Dial, Downloadable Ringtones, Server Redundancy and Fail-over Support
Headset Jack 2.5mm and RJ22 headset jack
QoS Layer 2 (802.1Q, 801.2p) and Layer 3 (ToS, DiffServ, MPLS) QoS
Security User and administrator level passwords, MD5 and MD5- sess based authentication, AES based secure configuration file, SRTP
Multi-language English, Spanish, French, German, etc
Upgrade/Provisioning Firmware upgrade via TFTP/HTTP, mass deployment using central secure provisioning file
PoE (Power over Ethernet) Integrated (IEEE 802.3af)
Power Universal power adaptor (Input: 100-240VAC 50-60Hz, Output:+5VDC, 1.2A, UL Certified) included
Physical Dimension: 168mmx200mmx89.5mm
Unit weight: 0.62KG
Package weight: 0.725KG
Temperature/Humidity 32-104°F/ 0-40 °C, 10-90% (non-condensing)
Compliance FCC,CE,C-Tick


Telefono IP Grandstream GXP1200

GXP1200 is a cost-effective choice for any business that needs a feature rich two-line IP phone. A GUI web interface makes the GXP1200 easy to install and manage. A hands-free duplex speakerphone, backlit graphic LCD display, eight dedicated function keys, and XML applications make it an ideal solution for a business or SoHo environment.

  • Broad interoperability with major SIP based platforms ensures compatibility with any IP communications system
  • Support for caller id, call waiting, mute, park, hold, transfer and voicemail
  • Support for independent SIP accounts, multi-language support, 3-way conferencing, and custom ring-tones for distinctive call handling

SIP Compliant and Protocols

SIP, TCP/IP/UDP, RTP/RTCP, HTTP, ARP, ICMP, DNS (A record and SRV), DHCP(client only), PPPoE, TFTP, NTP, etc.
Networking Interfaces Dual 10/100mbps Ethernet ports
Voice Codecs G.711 (a/u-law), G.723.1, G.729A/B, G.726, GSM, iLBC, and G.722 (wideband)
Superb Audio Quality Advanced Digital Signal Processing (DSP), Silence suppression, VAD, CNG, AGC high fidelity wideband audio (G.722)
Custom Ringtone Software Convert most music files to a Grandstream ringtone.
Advanced Functionality 2-line support, 3-way conferencing, multi-language support (MLS), headset enabled, AES encryption, etc.
Cost-effective IP Solution Small office IP Phone

Unboxing Grandstream GXP1200 VoIP SIP Phone

Configuracion Basica de grandstream GXP1200