Inside the Huawei E220 HSDPA USB Modem « insideGadgets
ESPOinnovatives - How to Crack/Unlock a Modem with Huawei Modem Unlock 5.81 & Huawei Tool v2.4.3 https://ift.tt/2zOGBxG Huawei Modem Unlocker 5.8.1 & Huawei Tool v2.4.3 These two will do both code calculation
20pcs/lotUnlock 7.2mbps Huawei E367 3g Hsdpa Modem and 3g Usb Modem Pk E220 E1750 E1550 E3131 E353 E173 - AliExpress