World''s first Bluetooth headset with cell phone function, Insert a SIM card, it can be used as a independent cell phone.
Super Bluetooth with a 0.66inch OLED screen it can use as a smartphone partner, access contacts and receive/dial phone calls via Bluetooth without insert SIM-Card from your iOS or Android smartphone. * For Android user, insall App ''FunDo SmartDevice or BTNotification'' in your smartphone and connect with A20 via Bluetooth, A20 can push message and social APPs information from your smartphon.
small size, light and portable easy for carry, Low-E design, worth considering as a backup phone or a fasion item
Easy to use, using physical keyboard for easier typing and user friendly menu which has clear icons makes it simple to use for anyone.
Unlocked GSM Quad-Bands cell phones Works with T-Mobile and any T-Mobile MVNO also Worldwide (Select Prepaid Sim Card) . Will not work with AT&T, Sprint & Verizon or Boost

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 2.36 inch
Height : 1.77 inch
Length : 4.72 inch

Item Weight: 0.64 ounce (View shipping rates and policies)
Shipping Weight: 5.28 ounce (View shipping rates and policies)

ASIN : B06XZ5YXKQ