KE2001A IP/VOIP Phone

KE2001A VOIP Phone

1 Characteristics

Program memory?2048 KB Flash memory

Ethernet interface two RJ45 connector compatible with IEEE 802.3 10/100M Base-T

Keypadbesides the standard keys 0-9,*,?

, there are another 12 function keys for operation and setting of phone

Status indicator?LCD to indicate working status

Hand free function?full duplex speakerphone, dial-tone, speaker and loudspeaker volume can be digitally adjusted independently

Log on Soft-switch

Automatic find Soft-switch

Support DHCP: Automatically obtain local IP, subnet mask, router IP

Support PPPoE

Voice Active Detection

Comfortable Noise Generation

16ms Echo Cancellation

Dynamic Buffer Management?minimize effect to voice quality caused by audio delay jitter

2 Standards and Protocols

IEEE 802.3 10/100M Base-T

G.711A, G.711m G.723.1 5.3K/6.3 Kbps and G.729 audio codec

SIP

TCP/IP: Internet Transport and Control Protocol

RTP: Real-time Transport Protoco

RTCP: Real-time Control Protoco

G.723.1?G.729 VAD/CNG economical bandwidth

G.165 16ms Echo cancel

DHCP: Dynamic Host Configuration Protocol

DNS: Domain Name Serve

NTP: Network Time Protocol

HTTP: Hyper Text Transfer protocol

3 Specification

208 197 68mm (L W H)

4Electronic Characteristi

Voltage: 12V DC, 500mA

Network Interface: IEEE 802.3 10/100 Base-T

EMC: FCC Part15 CLASS B /CE

5 Operational Environment

Operational Temperature: -10 to 40 C

Storage Temperature: -40 to 55 C

Humidity: 10% to 90% no dew

6 Recommend Network Condition

Delay: Less than 400ms

Jitter: Less than 100ms

Package Loss Rate: Less than 10%

Required Bandwidth: Minimums 30Kbps