Bluetooth Portable Wireless NFC Speaker, Powerful Sound with built-in Microphone and digital display screen

Specification:

Bluetooth Version: V3.0;
Working Range:10 meters/ 32.8ft; 
Voltage of built-in Battery: 3.7V;
Distortion: ≤0.5%;
Talk time: 8 hours with 4 hours charging;
Battery Voltage/Capacity: 500MAH;
Signal-to-Noise: ≥85DB;
Charge Time: 4hours;
Dimension: 28*6.8*6.6cm
Net Weight: 640g;

Package included:

1 x  NFC Bluetooth Speaker;
1 x Power Charger Cable;
1 x 3.5mm Audio Cable;
1 x User Manual (Chinese and English)