Need upgrade of firmware for Android Tablet

IN PROGRESS
Bids
5
Avg Bid (USD)
$416
Project Budget (USD)
$30 - $250

Project Description:
I currently bought 4 tablets Yuandao N12 with android 2.3 and GPS.

The developer hasnt release a version for this tablet with android 4.0.3 or 4.1.1

I need someone that can upgrade the firmware to version 4.0.3 or even better to ANDROID 4.1.1
BUT the GPS and play store have to work properly.

Here are the drivers:

RK Processor
n12 deluxe android 4.1.1
http://kuai.xunlei.com/d/CZHLGBKZOOCJ
n12 deluxe android 4.0.3
http://kuai.xunlei.com/d/CMUUPTWBJBHS

A8 processor
N12 deluxe firmware android 4.0.3
http://kuai.xunlei.com/d/CJULMLRAIRVD
N12 ORIGINAL GPS ANDROID 2.3 firmware with GPS
http://kuai.xunlei.com/d/CXJLSVLAFOAQ

THE ORIGINAL PROCESSOR IS THE MODEL A8 with GPS and android 2.3

The webpage of the developer is:
http://www.yuandaocn.com/download.aspx

Skills required:
Android, Mobile Phone
About the employer:
Verified
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