... bltetooth telephone with loudspeaker 3 input:Bluetooth,AUX IN,USB Bluetooth speaker detailed description and specifications1 , Products size: 75X70X55mm ... 600 mAh , keep up to paly 6 hours , can repeat charge . 4 , SNR :85DB5 , Three Input mode : Bluetooth , ... / Mobile phone / SD ,IF Card9 , Speaker use full antimagnetic design, do not interference to other goods portable bluetooth speaker, USB and TF ...