Capacity: 3000mAh~5200mAh(MAX)

Input voltage:5.0V

Input current:1000mA

Interface:USB2.0 and DC3.5 

Output Voltage:5.0-5.5V

Output Current:1000mA

Operation Temperature:-20℃-60℃

Speaker: 5V 2Watt.

Frequency range:200-20000Hz

Sensitivity:90db±3

Resistance:4∩

Weight:152g

Size: H144 X W29.5 X L29.5mm

Color Choice: Black/Red/Blue