Bluetooth version:     Latest Version Bluetooth 4.0 <br />Model:                                  RUIZU X18<br />Other function:                Bluetooth Recorder FM<br />Screen size:                      1.8 inch,128 * 160px TFT Screen<br />USB connection:    USB2.0<br />Battery capacity:     800mAH<br />Color classification:    Blue/white/Red/yellow<br />Memory capacity:         8GB<br />Storage type:                   Flash Memory<br />Enxpension card:      Support MicroSD(TF) card to 128GB<br />Sound effects:           7 kinds of<br />Language:                 Support 28 language,English, French, Russian, Italian,Czech,Spanish,Nederlands,dansk,deutsch,itanliano,magyar,polski,suomi,svenska,indonesian,<br />norsk, Greek,Portugal,Slovenian,Turkish................................<br /><br />Battery specification:  Lithium Battery,can play 130 Hours when you listen the music.<br />Function:                   E-Book,Music Play,Recording, Photo Viewer, FM Radio, <br />Recorder:                  Support  AVI<br />Audio display:          Support MP3 WMA WAV APE FLAC...<br />E-Book:                     Support TXT<br />FM:                            Support 87.5MHZ~108MHZ<br />Size:                          92mm x 40mm x 11mm<br />Welcome to our store ,we will ship out all order within 3 days,and it will take 4-7days send to your home,thank you <br />