portable usb speaker, notebook speaker, mini usb speaker

Material: metal
Weight: 140g
Dimensions: 80 x 50 x 50mm
Output power: RMS 6W (3/3W)
THD: 10%
Audio sources: MP3, MP4, mobile phone, PC, and notebook, iPhone, and more
Frequency response: 200Hz to 20kHz
Driver (L/R:) 45mm
S/N: >85dB
Material: metal
Weight: 140g
Dimensions: 80 x 50 x 50mm
Built-in high-capacity rechargeable lithium battery: 3.7V/580mA
Dimensions: 163 x 50 x 50mm
Package dimensions: 75 x 56 x 70mm
Net weight: 192g
Gross weight: 260g
Color: R/B/B/G/S