Features:
3D speaker
High techinc , Passive Radiator
Two speakers surround sound
small and fashion
 
Specifications :
power: 2.3W
max output: (L) 300mV (R)300mA
music format: MP3 / WMA
voltage: DC 5V
bit rate: 8k bps  - 320k bps
degree of distortion: < 0.55%
SNR: 70db
battery: built-in , max 3-6 hours playing
operating temperature: -5 ~ 40°C
size: 6x6x4.6cm