... MP3 player with CE,ROHS Lithium Battery High Speed USB transmission Customer electronics Digital recorder with MP3 player(1 ... lithium battery.Low-battery indication function.(7)Drive free USB flash disk,mass storage PC files.(8)Support Multi ... weight: 33g(16)Accessories: earphone, USB cable, telephone adapter, telephone line, line-in cable, AC adapter,external microphone, Instruction manaul.(17) ...