IP20D

• UP to 3 programmable service buttons on HS20D handset
• MUTE, HOLD, SPK, VOL+ and VOL- functions
• 2 *10/100Mbps RJ45 ports and PAGE button for handset registration
• Cordless master base supports both DC 9V input or PoE(802.3af level-2) input
• HS20D is powerd by DC adaptor or PoE(optional).
• Support obtaining IP address via DHCP/Static IP
• DHCP support IP addresses automatic allocation and other parameters
• Support IEEE802.1Q standard, Layer 3 QoS Service quality
• Comply with SIP 2.0 protocol
• Compatible with all major hotel PBX message waiting formats
• Support RFC2833, SIP INFO and Inband DTMF methods
• High Definition Voice Codec:G.722 , iLBC
• VAD (Voice Activity Detection) ,CNG (Comfort Noise Generation)
• Support batch management by Bittel Admintool
• Support batch provisioning by TFTP, HTTP/HTTPS or Bittel Admintool
• RoHS, FCC approval