Mini Speaker! Factory price Bluetooth Portable Speakers

Color: injected shinny black or injected shinny apple white 
Color: 0.3/piece more for other UV colors 
Size and weight: 74*74*65mm (176.8g) 
Materials: 100% PC and ABS 
RoHS Directive-compliant 
Signal-to-noise and distortion ratio: ≥85dB and ≤0.5% 
Frequency response: 100Hz-20kHz 
Output power: RMS 3.0W 
Battery: 3.7V/500mA 
Speaker specification: 40mm, 3W/2.8Ω 
Advanced Bluetooth 3.0 (up to 10 meters range) 
Built-in Li-polymer battery with 500mAh 
Up to 4-6 hours playing time 
General micro USB port 
Laser printing top button and classic blue light 
Air ducting hole 
Anti-skid silicon pad 
Wireless Bluetooth transmission for mobile phone, laptop and iPad
Quantity Per Month: 10000pcs
Delivery Way - Date Of Delivery: 20days