best power bank for iphone4&4s , with usb & iphone connector
1 features* IPad cradle connected to the iPad data charging cable, charging the iPad using the USB cable
* Connected DC3.5 bis Initials seat in the charging state, the output audio to the speaker;* USB data cable for charging, data transmission
2 Instructions:* Apple iPad original charger with a USB interface or a standard USB power (Note: the output current is less than 500mA) into the corresponding power outlet;* Apple Charger with USB power connected with the the Apple USB interface data lines;* In the charged state, 3.5 stereo plug, inserted into the cradle connected with Loudspeaker 3.5 pairs of initials seat;* To open iPad MP3 or MP4 playback, the sound can be output from the speakers;* Computer Unicom, open iTunes the ranking data synchronization with the computer.
3 parments:* Input Voltage): DC 5V* Output Voltage): DC 5V* Output): 500mA max
best power bank for iphone4&4s , with usb & iphone connector