Power supply: Battery(aaa 1.5v*4), DC 5v(usb cable for pc), or AC power adaptor cord(output 6v,300-800ma)Speaker unit:40mmx2w*2(4ohms)Output power:2w*2(1khz 10% thd)Erequency response:150hz-18khz

Features:1) Handbag with built-in flat speaker, can provide clear sound2) It can be connected to MP3 and CD players, walkmans, notebook computersor other audio devices and free users from earphones3)

Fixed power:2w x 2Good sound ,nice feature.Siut for ipod mp3/mp4

Features:1) Open size: 15.3 x 6.4 x 3.5cm2) Folded size: 9 x 6.4 x 3.5cm3) Rated power: 1W x 24) Rated resistance: 8Ω5) Input sensitivity: ≥90dB6) Power: DC 3-12V, ≤300mA7) Battery: 3

1) Able to change the audio signal into frequency modulation signal and transmit wirelessly to the sound box of the car and play2) No need to change any original equipment and is convenient and econom

User: Output:2*5w(stereo)Respond frequency:100hz-18khzInput sensitivity:500mv-1.5vVoltage: Ac100v-240v(50hz-60hz)/DC 12v/1aRecharge: USB charging, USB download charging, independent charging compatibl

This products have a clock and you can see the time on it . The figure like home video .Power supply:battery(aaa 1.5v*4),Dc 5v(usb cable for pc),Or ac power adaptor cord(output 6v,300-800ma)Speaker un

Feature:Fixed prowe :0.85*2Fixed resistance:8Input sensitivity:>90dbDistortion ratePower dc1.5-3.0vBattery :1*aaa

User:Power supply: Battery(aaa 1.5v*4), DC 5v(usb cable for pc), or AC power Adaptor cord(output 6v,300-800ma)Speaker unit:52mmx2w*2(4ohms)Output power:2w*2(1khz 10% thd)Erequency response:150hz-18khz