Portable Mini shockproof Bluetooth Speaker Built-in Microphone

Reference colors: black, silver, blue, green, pink and orange
Size: 79*79*66mm
Weight: 178g
Materials: 100% silicone and ABS
RoHS Directive-compliant
Signal-to-noise ratio: ≥85dB
Distortion ratio: ≤0.5%
Frequency response: 100Hz-20kHz
Output power: 3.0W (RMS)
Battery: 3.7V/500mA
Speaker specification: 40mm, 3W/4Ω
Advanced Bluetooth 3.0 (about 10m range)
Can play/pause and volume-/+
3.5mm line-in ports and TF cards are available
Built-in Li-ion polymer battery: 500mAh
Playing time: up to 4-6 hours
LED indicator for charging power
General micro USB port
Wireless Bluetooth transmission for mobile phone, laptop and iPad
Handsfree calling and telephone conferences
One multifunction key for picking up or ringing off or rejecting or exiting calling and last number redial
Portable stylish design for easy to carry
Quantity Per Month: 10000pcs
Delivery Way - Date Of Delivery: 20days