External Battery Pack Charger Case for iPhone 4 / 4S - Speaker

External Battery Pack Charger Case for iPhone 4 / 4S - Speaker Main Functions:
All-round Protection of mobile phone, anti-knock and anti-falling.
A built-in 1500mAh battery doubling the endurance of mobile phone.
A built-in subwoofer speaker amplifying sound volume by 10 times.
The back prop making the mobile phone lying on its side and position adjustment available.
GPS navigation, as a speaker, contributing to clearer sound.

Specifications:
Material: Hard Molded ABS
Capacity: 1500mAh
Charging Time: 3-5 hours
Conversation Time: More than 5 hours
Audio Play: More than 20 hours
Video Play: More than 5 hours
Speaker Amplifier: 10W+5W
Output Voltage: DC5 ± 0.1V
Output Current: ≤ 700mA (0.7A)
Input Voltage: DC5 ± 0.2V
Input Current: ≤ 500mA (0.5A)
Dimensions: 125 x 60 x 19 (mm)
Package Included:

1 x 1500mAh external battery charger

1 x Speaker Case
1 x Manual
Accessories Only, Phone not included....

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