Overview1800mAh Li-polymer battery, continuos working for 4 hours Responsible for supporting Android tablet PCs, smart phones and other portable digital products To participate in the support of China mobile phone Wi-Fi hotspot access, China Unicom and China Telecom Support of EVDO HSPA/HSPA+, EVDO A/B and TD-SCDMA wireless card Support automatic recognition access for ADSL, CATV broadband and automatic recognition system for switiching port of WAN/LAN.