Charging/audio touch-operated connectors.
Built-in rechargeable polymer battery, it can be used repeatedly.
When full of charge, it can last up to 4-5 hours of continuous use.
Compact design with light weight, and you can take it anywhere you go.
Superior comfort and fit with soft in-ear cushion design.
This mini speaker is designed to work for Apple iPhone/iPhone 4 4S 4GS/ iPod/Nano/Video, MP3 players, CD players, portable DVD players and other 3.5mm earphone jack compatible portable devices.

Specifications:
Output Power: 3W
Working Voltage: 3.7V
Battery Capacity: 180mah
Continuous Playback Time: 2 hours(Volume 60%)
Connectors: 3.5mm
Audio To Noise Ration: >=75dB
Product Size: 55X53.5mm
Package Size: 59X59X72(H)mm
Net Weight: 75g
Color: Blue/ Pink/ Red/ Green/ Black

Uses:
This Portable Mini Music Speaker fits for all devices with 3.5mm audio jack, iPhone, iPod, Laptop MP3/MP4 etc.

Charging Method:
Audio dock could be charged in PC with USB cable, or by a charger(not included).

NOTE:
Please turn the power off when charging!

Package Included:
1 X Mini Music Speaker
1 X USB Charging Cable