Speaker Power Bank By Shenzhen Myung Sung Gift Co., Ltd.

Our firm is producing and exporting of Speaker Power Bank with the following specification:
Battery type: 26650 Li-polymer battery
Output power: 2W
Frequency: 200Hza a 20KHz
Sensitivity: 90dbA 3
Output: DC 5V-800MA
Input: DC 5V-1000MA Lithium battery
capacity: 4000mAh
Charging time: 5 hrs
Power indicator: LED
Case Material: ABS
Product size: 137*28*28mm
Packing size: 65*175*47mm
Weight: 140g
Color: White/ Green/Blue, or customized
Accessories USB Input/output data cable

Product features:

1. A perfect combination of power bank+ stereo sound portable speaker+ mobile holder
2. Universal charger with multi-interface design can be used for mobiles, mp3 player, mp4, etc. Also music player for mobile phones and PCs.
3. High quality and energy with a capacity of 4000 mAh, ecco-friendly green product.
4. Smart protection chip, provides overcharge protection, over-discharge protection, overload protection, short circuit protection.
5. LED display indicates surplus power, charging and discharging process.
6. Charge time: 10-12 hours, Charge-discharge cycle of 500 times.
7. Nice item for promotion gift, OEM available