http://www.plsbuy.com/WI-FI_SIP_Phon...ty_WI1600.html

Features

1)Call hold and resume
2)Caller ID Presentation
3)Dial by Phone Number
4)Call waiting and Retrieve
5)Mute
6)Speed dial(Max.9 records)
7)Volume control(Receiver,speaker,ring,key click)
8)User Defined Ring tones
9)Phone Book(Max.100 records)
10)Call History(Max.40 logs)
11)Key Lock
12)Voice Memo(Max.8 records)
13)9 speed dials configurable in the set
14)Time/Date display
15)Signal Strength Display
16)Battery Level Display
17)Application:Calendar,Calculator,StopWatch
18)NWK Protocols:TELNET Server,HTTP Server,DHCP Client,DNS
Client,Static IP
19)NAT Traversal:STUN Server Outbound Proxy
20)QoS/ToS:WMM-QoS
21)Voice Protocols:SIP V2(RFC3261),SDP(RFC2327)
22)Codec:G.711/G.729AB
23)DTMF Transmissiom:In-band,Out-band(RFC2833)
24)Voice Quality:AEC-Automatic Echo Cancellation(G.168) ,CNG-Comfort
Noise Generation,Speaker and Microphone Volume Control,Packet Loss
Concealment,VAD-Voice Activity Detection,JB-Jitter Buffer Control
25)Language:English,Traditional Chinese,Simplified Chinese


DESCRIPTION

1) Wifi Main Chip: Atheros AR6101 chip
2) Memory: Flash 8MB,Sram 2MB
3) LCD Display: LCD Type: Monochrome, Display Size: 1.8 inch With
Backlight
4) Buttons: 1-9, 0, star and pound keys, plus talk, end, navigator key
and left and right soft select keys
5) Ports: Mini-USB port, Head Phone Jack 2.5
6) Battery: Rechargeable, Removable Li-Ion Battery (3.6V, 600mAh)
7) Notification: Ring / Vibration
8) Dimensions: 107.8 (L) x 47 (W) x 20.6 (H) mm
9) Weight: 81g
10) Accessories: Power adapter without cable (USB interface) (Input AC
110-240V/ Output DC 5V)
11)VoIP Protocol: IETF SIP V2.0
12)Wireless Characteristic: Signal type IEEE 802.11b/g, Frequency
Range 2.412~2.484GHz, Data Rate 1, 2, 5.5, 6, 11, 12, 24, 36, 48, 54
Mbps
13)Operating Channels: U.S 1~11,Europe 1~13,Japan 1~14
14)Security: WPA-PSK, WPA2-PSK, WEP 64/128 bit encryption