They provide clear sound.
They work on all computers with speaker output and USB output.
They include a built-in volume control.
High-quality materials used for production protect against static electricity and against the generation of electromagnetic interference.
Effective power: 2x2W.
Frequency range: 20Hz-18kHz.
Power supply: 5V.
Requires: USB and 3.5mm Mini-Jack headphone output.
Cable length: 1.2m