Equipped with Bluetooth 4.1 the advanced technology ensures more stable and faster transmission. Support automatic reconnection after the first use. Instantly connect to your devices from up to 33 feet.</br>The 8W total acoustic drivers provide you with clear and stereo sound without distortion passive bass diaphragm is added to effectively enhance the bass bringing more enjoyable experience.</br>Implemented with 1500mAh rechargeable lithium battery playing for about 6 hours at 1/2 volume while filling up it take 4 hours.</br>Besides Bluetooth wireless connection smartphone or other devices can be connected with 3.5mm AUX or directly play music use the TF card. Three play modes are offered for your free choice.</br>Built-in high quality microphone works for hands-free calls from all kinds of phones iPhone offering more convenience while you are playing games or doing other things.</br></br>Product Description</br></br><b>?Product Introduction</b> <br>- This Bluetooth Speaker is well designed both in appearance and using experience. It is elegant and portable?? you can put it in your bag and take anywhere along. No matter traveling or having parties or just staying at home"just enjoy your wonderful music. Silicone material provides you with comfortable touch feeling. <br>- Elaborate and careful designs are made to bring users with better experience. There are six silicone pads at the bottom of speaker for skid resistance while playing music. <br> <br> <b>??Specification</b> <br>- Bluetooth Version: V4.1 <br>- Charging Time: 4hours <br>- Battery Capacity: 3.7V/1500mAh <br>- Frequency Range: 60-20 kHz <br>- Distortion: 0.5% <br>- S/N: >75db <br>- Music Time: 6H (at 1/2 volume) <br>- Output Power: 8W <br>- Power Supply: lithium battery or USB cable <br>- Audio Source: iPhone?? iPad?? Smartpone?? Notebook?? MP3?? MP4?? etc <br> <br>- Package Weight: 14.03 oz <br>- Package Size: 7.68?? 2.72?? 2.6 inches <br>- Net we