Wireless SIP Phone support 4 profiles

High performance WIFI VoIP SIP phone 4 SIP profiles 802.11 b/g Color LED display Key Features LCD display: colour TFT 128x128, 65K colours. Adjustable contrast. Longest standby time: 140 hours. Longest talk time: 7.5 hours. Easy Multi Dial: IP address, SIP number and URL address. Phonebook / call logs Call Reject / Redial Caller ID /Anonymous call Missed Call indicator Call Vibrating Alert Language support: English, French, Portuguese, Russian, Dutch, Simplified and TraditionalChinese. Hands Free / Mute /Earphone support Volume Control buttons 5 ways navigation paddle Key Lock function Keypad Backlight Time / Date: 30 minutes backup while the battery is removed. Supports 802.11b/g, IEEE 802.1x, 802.11i, standard SIP2.0 Auto Wi-Fi (Wireless Fidelity ) Hotspot Scan, Net Search Security Settings: WEP 64 / 128 bit encryption/ WPA / MD5 Authorization Supports WPS registration Supports up to 4 SIP profiles Supported codec: G711a/u-law, G722, {iLBC, G729a/b (TBA)}. Supports DTMF RFC2833 and RFC3261 Comfort Noise Generation (CNG) Voice Activity Detection (VAD) Acoustic Echo Cancellation (AEC) Supports Stun server Supports Proxy Direct IP call without SIP registration USB charging and firmware upgrade. Light & breast pocket smart style designAccessories & Packaging WP04 SIP Wi-Fi Telephone USB / Charger cable Li-ion Battery: 3.7V, 850mAh Power adapter: 100-240VAC, 60/50Hz Earphone