Minilautsprecher mp3

1 Play music with high-powered loudspeakers long time play 2 Build-in 1450mAH Li-ion battery support long time play 3 Using new technology Class D,Nice acoustic fidelity 4 Build-in flash memory,can storage large quantity music and data 5 Full function All in One port design,All external using single port 6 Full function LED pilot lamp 7 Hi-speed USB2.0 8 THD+N=0.15% @ 1.5W SNR=94db @ 1.5W 9 Speaker Output THD+N=0.15% @ 1.5W SNR=94db @ 1.5W 10 Earphone Output THD+N=0.6% @ 32Ω SNR = 92 db @ 32Ω 11 Play Duration when use speaker about 10 to 20 hours,when use earphone about 70 hours 12 Charge Time USB charge 7 hours USB(5V/1A);AC transform charge 4 hours(optional) 13 Storage Capacities 1GB,2GB,4GB,8G 14 Iterface Transport USB2.0 Full speed 15 System Format FTA16/FAT32 16 Audio Format MP3/WMA 17 Work Temperature -18°C 80°C 18 Dimensions 88X35X35 mm 19 Weight 132g 20 Enclosure material Al withanodic oxidation of secondary on the surface