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GSM / Vowlan Dual-mode Phone

GSM / Vowlan Dual-mode Phone
Our wireless released the world first commercial GSM/vowlan dual-mode smart phone, hipi, in march 2006. With a tri-band GSM/GPRS (class 10) radio and an IEEE 802.11b wlan chipset, hipi enables end customers to enjoy broadband multimedia services at wlan covered homes, offices, hot spots/zones as well as reliable GSM/GPRS service anytime anywhere. It shows an outstanding performance in power management, mobility management, security, mobile VOIP, and voice quality, no matter what kind of access points it connects, as the result of our wireless's advanced technologies solving the critical problems of vowlan. Hipi has passed most of regulation certification programs and has done interoperability testing with over 40 VOIP service providers, system integrators, and infrastructure equipment vendors worldwide. Hipi is an ideal device for fixed mobile convergence.
Hardware specification
Intel pxa 271 processor with embedded linux
2.4 inch TFT touch screen, qvga,260k colors
Built-in speaker/microphone,2.4mm stereo and headset
1.3m pixel cmos camera
USB slave
Mini SD
1100 mah li-ion battery
GSM specification
Frequency bands:900/1800/1900 MHz
GPRS class 10
SMS, mms, wap applications
Fta/cta certification
Fcc/CE certification
Wlan specification
IEEE 802.11b
Rf channels: Us:11, etsi:13, Japan:14
High-gain internal antenna
Wep 64/128 bits, wpa,802.1x
Eap psk/leap/peap/ttls/SIM
Power saving modes
Fast roaming between access points
VOIP specification
Sip: Ietf rfc 3261
Codec: G.711, g.729a/b, g.723
Acoustic echo cancellation
Dynamic jitter buffer
Voice activity detection
Stun-based nat traversal

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