(https://www.replikacep.com/proxy.php?request=http%3A%2F%2Fcdn.techinasia.com%2Fwp-content%2Fuploads%2F2011%2F12%2FSpreadtrum-Android-chipset-0.jpg&hash=4405b6235a28613369d68c5d90334f7d3956129d)
Spd Calibration Mode Imei Change (https://www.youtube.com/watch?v=LMYnuPpcHSk#)
CPU MODEL Operaion
SC6600D
SC6600M
SC6600E
SC6600I
SC6600L1
SC6600L2
SC6600L3
SC6600RT
WT6226A
SC6600R
SC6600H
SC6800
SC8800D
SC8800S
SC6600R2
SC6600H3
WT6228
SC6610/20
SC6800
SC6800H
SC6820
SC6800H
SC6530
SC6531
SC8800G
SC8801G