Specification:
<br />Item Type: Bluetooth Speaker
<br />Material: ABS
<br />Color: White
<br />Adjustment Method: Button
<br />Features: Bluetooth Audio Input, Bluetooth Handsfree Calls, LINE IN, TF Card
<br />Power Supply: DC 5V, Lithium Battery (300 mah)
<br />Effective Power: 3W
<br />Speaker Unit:  45mm
<br />Signal to Noise Ratio:  80DB
<br />Distortion Rate:  0.5%@(1KHz)
<br />Frequency: 90Hz-20KHz
<br />Audio Port: 3.5mm
<br />Impedance: 4 
<br />Play Time: 2Hours
<br />Size:  : 60mm, H: 65mm
<br />Bluetooth Version: Bluetooth 2.1
<br />Working Frequency: 2402-2480MHz
<br />
<br />Package Included:
<br />1 X Bluetooth Speaker