Huawei Mobile Broadband E1550
Warning: Do not enter any wrong unlock unlock codes on your Huawei E1550 mobile phones. If you enter over a certain amount of wrong unlock codes on your mobile phone, your phone may get hard locked and sometimes become unusable.If your Huawei Device is a mobile phone:1. Switch on your Huawei E1550 Phone using another networks SIM card.2. Your Huawei E1550 shows you NCK or SOS or Power.3. Select NCK on, and enter your Unlock Code.4. Enter the unlock code we sent you.