HTC Touch Dual Specifications and Price. This product has design likes slightly thicker but at 15.8mm is still incredibly slim for a PDA-phone. Like the other before show with it has a slide-out keypad hidden under the display. It is made of a soft-touch plastic which feels good in the hands. This feature comes with the mini-USB port and microSD slot are both found on the left side of the device.  These headsets using   2.5mm audio connector then cannot be used or will require a converter to mini-USB.
HTC Touch Dual Specifications and Price
Connectivity options in the Touch Dual include HSDPA, triband GSM with EDGE and Bluetooth. t comes with the 400MHz Qualcomm MSM 7200 processor and 128MB of RAM. With use 1,120mAh battery you can get two days of use on a single charge.

General
Operating system : Microsoft Windows Mobile
Dimensions (H x W x D) : 107 x 55 x 15.8 mm
Expansion slot(s) : microSD
Additional functions : Slide-out numeric keypad

Connectivity
GSM frequency bands : Triband
Connectivity options : 3G, HSDPA, Bluetooth, GPRS, USB, EDGE

Display and Text Input
Display size : 2.6-inch screen
Touchscreen : Yes
Keypad : QWERTY

Performance
Battery capacity : 1120 mAh
Max. talktime (in hours) : 5 hours talktime
Main processor speed : 400 MHz
ROM : 256 MB
RAM : 128 MB

Multimedia
Maximum camera resolution : 2 megapixels
Sound features : Built-in speakers
Audio jack type : Others

Price : $856 (List price as of Oct 2, 2007)