ER1331B Features Wirelessly answers an incoming call via Bluetooth Equipped with hang up button and you can directly get off the phone Equipped with standard USB 2.0 interface which can be used to charge other digital products Supports 3.5 mm audio interface and can be connected to other 3.5 mm audio devices to play music Support up to 16 GB TF card Blue backlit LCD screen can display the track name and lyrics Equipped with adjustable tube Support remotely answer an incoming call， get off a call， hang up the phone and track selection Supports simplified Chinese， English， French， German， Swedish， Czech， Danish， Italian， Dutch， Portuguese and Spanish General Specs Type Bluetooth car handsfree MP3 player Color Black Screen  Blue backlit LCD display  TF Card Supported  Yes， maximum 16 GB Interface USB 2.0 port 3.5 mm port Package Details Weight: 156.22 g Size: 22.00*16.00*4.00 cm Package Includes * Bluetooth Car Handsfree MP3 Player