now this is sw20 firmware (this post is complete copy paste)
SW20 updated version of the software main points:
1. LCD screen occasionally point the problem does not shine
2. SIM card out of network frequently
3 SD unloaded frequent
4 shows unusual power, namely the case of low battery indicator is full
5 to solve snooze alarm response is not accurate
6 Bluetooth occasionally forced out of the question
7 sets of results to improve the FM off
8. Updates the audio parameters, improved call quality
9 received a new message to solve the problem after frequent tips
10 integrated wapi certificate installation
11 Occasionally, the screen automatically brighten to solve the problem
12 The battery can not charge to 100%
13 to improve the light sensitivity of the sensor
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