Aesthetic
Color：Silver Connectivity
Bluetooth：3.0 Earphones & Speakers
Frequency Response：280Hz-16KHz
Impedance：4 ohms
Music Controls：Yes
Rated Power：3W
Sensitivity：≥ 95dB dBPower & Batteries
Battery Capacity (Mfg Rated)：520 mAh
Battery Type：Fixed
Input Type：DC 5V ± 0.5V Speakers
Speaker Style：Portable Specifications
Estimated Charging Time：2 Hours
Estimated Usage Time：5 Hours Wireless Devices
Transmission Distance (Maximum)：10 metersPackage
Package Type：Retail
Package Contents：1*Bluetooth Speaker, 1*USB Charging Cable (43cm), 1*English User Manual Dimensions us | metric
Depth：60 mm
Height：50 mm
Width：60 mm
Product Weight：216 gFastTech
SKU：1525603
DATE LISTED：11/13/2013Details:Supports Bluetooth, microSD card, mini-USB aux in for music playing
With MIC slot for handsfree phone answer
With built-in 520mAh rechargeable lithium battery, you can recharge the mini speaker with a mini-USB cable
Speaker diameter: 45mm
Distortion rate:≤0.5%
Supports external microSD card up to 32GB
Comes with English user manual