Bluetooth Function 
USB/TF Card Slot, Support MP3 Format 
Built-In FM Radio 
Compatible with Laptop/MP3/MP4 Player and External

Product Description

There are four colors available for you to choose :Silver, Red, Blue, Black,Green

Features:
    Bluetooth Function
    USB/TF Card Slot, Support MP3 Format
    Built-In FM Radio
    Compatible with Laptop/MP3/MP4 Player and External
    Audio Devices with 3.5mm Stereo Jack input
    Dual Speakers
    Built-In Microphone
Specifications:
    Channels: 2 (2.0)
    Output Power: 3W*2
    Driver: 1.5"*2
    Frequency Response: 150Hz-12KHz
    Resistance: >600
    S/N: >65dB
    Distortion: <1.0%
    Frequency response: 100HZ-20KHZ
    Bluetooth Version: V3.0 +EDR
    Available range: 10 meters
    Material:   ABS plastic 
    Weight approx 250g
Package Content:
    1*  Bluetooth Speaker 
    1*3.5mm Stereo audio line
    1*Mini USB cable