Mini Hamburger Speaker for laptop MP3 MP4

Description:
Compatible with most devices that may utilize headphones
LED power indicator for power on and charging
360-degree sound field intergrates a cone design with a custom-built speaker to project sound in all directions.
With 1.4 subwoofer, the vacuum base offers deep and rich sound with HI-FI result
Pioneering patented technology: extendable resonance of the bass box technology enables stronger effect
New concept integrative portable mini speaker, with small bulk can play on the center of the palm
Embedded type lithium batteries, can use USB or power adapter for charging.
More convenient and user-friendly, cost-saving pruphase batteries.
Built in, rechargeable lithium battery each charge can last for 3~5 hours.
Colour: BLACK, PURPLE, YELLOW,BLUE
(Note:Please leave a Paypal Note to tell us which color you desired , or we will send randomly. Thanks! )

More details about the speaker:
Output:2.4w
Rating power:1.8w
Size:50wX50LX35H(mm)
Speaker:36mm micro speaker,4Ohm
Frequency response:100Hz-2kHz
Singal-to-noise:>85dB
Distortion:<0.5%25
Battery Voltage:3.7V
Battery Charging voltage:4.2V
Charge Time:DC(2.5hours),USB 4Hours

Package Included:
1x USB power input cable
1x Mini speaker
1x User guide