The USB port that is on these onn. speakers is only to take voltage from the USB port that it gets plugged into. Basically it is to power the speakers up, there is no other function other than that. The audio input is taken solely from the speaker 3.5mm jack plug.
Basic Specs:
- USB and 3.5 mm input jack
- Integrated volume and bass controls
- 2.5 in copper-tinted drivers (Speaker drivers not the same as device drivers)
- 1.5W RMS output/3W peak output x 2
- 3.5 mm AUX jack
- Attached speaker wire 3.6 ft (110 cm)
- 5.43 x 3.45 x 2.83 Inches
