Escene Sayhi ES220 User Manual page 5

Codec G.723.1 (5.3K 6.4K b/s)、G.729 A (8Kb/s)、G.711 A/U (64Kb/s), G.722
TOS, Jiffer Buffer, VAD, CNG, G.168 (32ms)
QoS
2*RJ45 10/100M Ethernet interfaces(LAN/PC)
Network
IP Assignment: Static IP 、DHCP、PPOE
VPN(L2TP、SSL_VPN)
DNS Clients (Primary and Secondary)
HD Voice: HD Codec/Handset/Speaker(Full-duplex)
Speech
Handset, Headset or Hand-free Mode,
Support call centre by headsets
9-levels volume adjustment
Call Waiting, Call Queuing
Call
Processing Call Forward, Call Transfer, Call Holding, Call Pickup, Callback
Redial,Auto-answer
Phone directory speed dial, call record direct dial
3-way conference
DnD
Voice mail, Voice Prompt, Voice Message
Enterprise phone directory
Application
XML Phonebook
Private phone directory
Password Login Web
Security
Signaling encryption
Media encryption
Management Upgrade: HTTP/TFTP/FTP Auto-provision/TR069
Configurations: Phone/Http/Auto provision/TR069
Debug: Telnet/Phone/Web
Power adapter: AC100~240V input and DC 5V/1.2Aoutput
Power
Supply PoE (IEEE 802.af)
Specification Storage Temperature: 0℃~60℃
Operating Humidity: 10%~90%
Size: 168mm*205mm*85mm
Escene Communication
ES220 IP Phone
www.escene.cn/en