Mini bluetooth speaker for smart phones and tablets

Features:

Small size, powerful sound
Bluetooth V4.0, 10m wireless range
For music and handsfree calling
Volume, media and call pick-up button
Rechangable lithium battery, 10h playback time

Specifications:

Output: 6w (3W x 2)
Speakers: 40mm x 2
Built-in battery: 3.7V, 1,200mAh
Input voltage: 5V DC
Charging time: 3 to 4 hours
Playing time: up to 10 hours
Bluetooth standard: V4.0
Impedance for speaker: 4Ω
THD: ≤1% (1kHz/1W)
S/N ratio: >85dB
Frequency response range: 120Hz to 18kHz
Reception distance: ≥10m
Dimensions (L x W x H): 156 x 54 x 61mm
Net weight: 350g