Bluebird USB 2.1 Subwoofer Desktop Speaker with 3.5mm Audio Plug for PC Laptop Cellphone-Black

Specifications:
USB supply power directly, easy connection.
Large diameter full frequency vibration loudspeaker, deep bass, rich midrange and clear treble.
Rear bass trumpet, bass thick, to bring you highquality bass.
Power switch, easy to use.
Work fine, edge fine polished, smooth processing.
High magnetic speaker, give you a different listening experience.
Can connect PC, laptop, mobile phone, MP3, MP4, DVD.

Item Name: Speakers
Material: Plastic
Output Power: 3W
Connection Type: 3.5mm Audio Plug
Power Supply: USB/DC 5V
Degree of Separation: >=40dB
Signal to Noise Ratio: >=80dB
Frequency: 25Hz~20kHz
Channel: 2.1
Features: Portable, Compact Size, Subwoofer
Main Speaker: 127mm x 117mm x 96mm/5.00" x 4.61" x 3.78" (Approx.)
Sub Speaker: 96mm x 77mm x 61mm/3.78" x 3.03" x 2.40" (Approx.)

Notes:
Due to the light and screen setting difference, the item's color may be slightly different from the pictures.
Please allow slight dimension difference due to different manual measurement.

Package Includes:
1 x Main Speaker
2 x Sub Speakers