It works as a stand-alone Mine Quadband phone with everything you need.
You can connect it to an Android phone via Bluetooth and turn them into dualsim phones,
Android Phone+ A850 = Dualsim online Android Phone
Tab + A850 = Tab + Phone
Data connections through SocblueA850 are available for rooted Android devices at Edge speed.
|SIM Card Slot||1 SIM Card Slot|
|Bluetooth||Bluetooth 2.0,(Connected distance:10meters-15meters)|
|Standby time||260 hours|
|Talk time||7 hours|
|Weight||35g(151g with box)|
|Battery||Built-in rechargable Lithium-ion battery ,800mAh|
|Interface||Via 5Pin compatible USB cable|
|In the Box||1SocBlue A820+1USB Cable+1User Manual+1Warranty Card+1Thimble|
|screen||Horizontal 1.77’inch QCIF|