I have 5 of these devices, were for the purpose of adding TwoNav. Works perfectly well with TwoNav however the screen is not visible in direct sunlight thus the reason not to sell them as a TwoNav Australia product. 6 months warranty only. TwoNav is included. $35 each.

http://octapc.com.au/category608_1.htm


P507 GPS (with Bluetooth, AV-IN, FM)
* Operating system: Microsoft Windows CE 5.0;
* 5.0〞TFT LCD display with resolution of 800*480 pixels;
* Hi-Fi stereo earphone and built-in Hi-Fi speaker, volume adjustable;
* Button and touch-screen operation;
* Built-in sensitive GPS antenna;
* The navigating software could run the SD card directly;
* Video format supported: ASF,AVI,WMV,3GP,MP4,FLV;
* Photo format supported: BMP, JPG, PNG;
* E-book format supported : TXT;
* MINI USB port;
* Built-in Bluetooth module
* Audio/Video input: When reversing, you can see objects behind the vehicle. (To be equipped with camera)
* Built-in rechargeable Li-battery which can be powered by travel and car charger.


Hardware Specifications

CPU
MediaTek MT3351
flash memory
128 Mbytes
RAM
64 /128 Mbytes DDR2
LCD display
5” TFT LCD display,
Resolution :800*480 (HD)
480RGB(H)x272(V)
Touch-screen
High-accuracy, endurable touch screen
USB
USB Client 2.0, MINI USB port
SD / MMC
supported reaches to 8GB maximum
Audio
A: Built-in high fidelity speaker
B: High fidelity stereo earphone
GPS
Cold start：<42s
Hot start：<3s(in the open area)
Warm start：<36s
Bluetooth
Build in ( Optional )
FM Transmitter
Build in ( Optional )
AV IN
Support ( Optional )
Battery
Built-in rechargeable Li-battery
Battery Charging port
DC 5V USB port
AC Charger
100/230V charger, 5V／1.5A
Car Charger
DC9-24V, 5V／1.5A
Operating System
Microsoft Windows CE 5.0 / 6.0
Video Player
ASF,AVI,WMV,3GP,MP4,FLV；
Audio Player
MP3 and WMA
Photo viewer
E-Album, JPG, GIF, BMP, PNG
EBook Viewer
TXT
Temperature
Operating Temperature ： 0℃ to 60℃
Storage Temperature：-20℃ to 60℃
Working humidity range
45% to 80%RH
Storage humidity range
30% to 90%RH
Atmospheric pressure
86KPa to 106KPa


http://www.kingelect.com/ar/product_...?productid=432