YWH10 IP Phone User manual
Zhengzhou Yuneng Communication Co.,Ltd
Page 7 of 34
Main technical index
Main chip: 50Mhz;
Data storage:2MB SDRAM;
Program memory: 1MB Flash memory;
Application Network environment: 10Base-T/100Base-T;
Echo cancellation:G165 16ms;
Store quick dial number: 100;
Record phone number of missed call:80;
Power loss:2.7W(max);
Power adapter: input AC 220V,output DC 9V 500mA;
Employing condition: Ambience temperature 0-40
℃（
32-104
°
F
）
Relative humidity 10-95%
Atmosphere pressure 86-106Kpa;
Overall size:215×190×70mm(L×W×H).
Standard and Protocol
H.323 V4 calling signal protocol;
MGCP RFC2705
SIP RFC3261
Net2phone,
IAX2,WP
private protocol
IEEE 802.3 10Base-T/100Base-TX RJ-45 port;
Major G.7XX and gsm610 audio codec
Audio codec algorithm include G.711A,G.711u,G.723.1(5.3k/6.3k) and G.729;
Quick dial setting and user-defined dial plan setting;
TCP/IP: Internet Transport and Control Protocol;
RTP: Real-time transport Protocol;
RTCP: Real-time Transport Control Protocol;
G.723.1
、
G729 VAD/CNG economical bandwidth;
