Edifier R10U Mini USB Laptop Speaker(Black)

1. Small and convenient, easy to use 2. Round line design + round frame, unique shape and distinctive design features 3. Channel: 2 4. Audio interface: 3.5mm 5. Cabinet material: plastic 6. Play format: MP3 7. Speaker unit: outer diameter 50x90mm, anti-magnetic, 4 ohm 8. Adjustment mode: knob 9. Signal-to-noise ratio: greater than or equal to 80 decibels 10. Number of speakers: 2 11. Frequency response range: 40-20000Hz 12. Input voltage: DC 5V 13. Output power: 2x0.6w 14. Power supply mode: USB direct plug 15. Weight: 550g 16. Dimensions: main cabinet: 68x166x94mm, auxiliary cabinet 68x166x86mm Packing list: Warranty card × 1 Audio cable × 1 Manual × 1 Speaker × 2