Answer:The performance of the 500 yuan mobile phone is already very weak. It is not easy to use Huawei when you buy it. The cost performance of Huawei is not high. You can't buy a Huawei for 500 yuan. You are not recommended to buy it. Consider Hongmi 4a
Answer:Generally speaking, it is best to use the official cleaning kit, because the official cleaning kit is the most suitable for your mobile phone;However, there are more or less functional deficiencies and small problems in the brush packs made by netizens, such as imitating CM and MIUI themes
Answer:This is an old mobile phone with dual cards. The network type is dual card 3G network Mobile 3G (TD-SCDMA), China Unicom 2G/Mobile 2G (GSM). It supports the frequency band 2G: GSM 850/900/1800/1900, and 3G: TD-SCDMA 1880/2010MHz
Answer:Hello, in terms of the configuration of these three mobile phones, ZTE U985 has the highest configuration. Of course, the most cost-effective one is to contact A820. ZTE has an additional front camera than Lenovo.I think we should choose Lenovo A