Prototype devices

djipsy

Hi there,

I have an idea for custom device with custom android application.

I want to try 3 different versions single boards and screen sizes.

Min. device requirements:

• CPU: 1 GHz
• ROM: 2GB
• RAM: 1GB
• SD Card (optional)
• Bluetooth 4 (optional)
• Wi-Fi - 802.11b/g/n (optional)
• GPS
• 3G
• Compass (optional)
• Camera 4MP (optional)
• Screen: 4 inch
• Battery
  

Prototype 1:
Orange Pi 4G-IOT + 5.5 inch screen.
Software requirements:
custom auido player, custom photo album, custom video player, google maps, compass, gsm, gps, android
Prombles:

• missing compass
  

Prototype 2:
Orange Pi 3G-IOT-B + 4.98 inch screen
Software requirements:
custom auido player, custom photo album, gsm, gps, android

Prototype 3:
Orange Pi 2G-IOT + 3.97 inch screen
Software requirements:
custom auido player, gsm, gps, android
Problems

• missing GPS
  

Questions:

• Can I add compass on prototype 1 ?
• Can I add gps on prototype 3 ?
• Are there other alternatives?
  

Thanks!