Mini Super Bass Wireless BluetoothV2.1 Speaker TF Pure Sound<br>Features:1. Portable Speaker， the sound quality is very good. A variety of fashion color you can choice. 2， The aluminum body， elegant appearance， unique design， built-in battery.3， With a standard 3.5mm line in audio input line， it can do mobile phones， laptops， desktops， MP3， MP4 external speakers. Speakers can be also connected computer.4.It's a very good Bluetooth speaker! The sound quality is superb， clean and pure sound. Laptop speakers， phone speaker  first  choice， children listen to stories， listening to  music， the volume is large! Outings， picnics necessary!<br>Specifications:Support A2DP， AVRCP， headset， hands-free profileBluetooth version: V2.1Working range: Up to 10mWorking time: 5 hoursDimension: 60 x 60 x50mmSpeaker:  (&amp;Phi;)45mmLoudspeaker output: 3WFrequency response: 280HZ - 16KHZSignal -to- noice: &amp;ge;95dBDistortion: &amp;le;0.5%Battery voltage\/capacity: 520mAhBattery charging voltage: 5v &amp;plusmn; 0.5vBattery charge time: 2 hoursMaterial: Aluminum + metal grilleAvailable color choices:Black \/ Silver \/ Red \/ Blue<br>Packaging:1 x Bluetooth Speaker1 x USB 2 in 1 line(charge+audio)