... : 4Ω3W3 , Built-in lithium battery with 600 mAh , keep up to paly 6 hours , can repeat charge . 4 , SNR :85DB5 , ... , support Communication distance within 10 meters 7 , can use as hands bluetooth telephone 8 , can connect MP3/ MP4 / Iphone / Mobile phone / IF ... Card9 , Speaker use full antimagnetic design, do not interference to other goods 10, with CE ...