Features:  -Bluetooth 5.0 brings high speed and stable transmission, which has strong ability of anti-interference. Wireless connecting to your device makes portability even easier.  -There is a low-frequency amplifier on the back which can effectively enhance the low-frequency sound effect. All that aims to offer you super stereo sound effects.  -It is made of high quality ABS and electronic component material. This product is durable and portable.  -The length of the product is 12cm, and the width is 7cm, and the height is 6.2cm.  -It will be a perfect gift for your friends or family members. It can be used at home, for travelling, etc.    Specification:  Item Name: Bluetooth Speaker;  Material: ABS,Electronic Component;  Bluetooth: 5.0;  Wireless Transmission Distance: 10m;  Battery: Built-in 3.7V 1200mAh Rechargeable Battery(Included);  Playing Time: 4-6 hours;  Speaker Power: 5W;  Speaker Size: 52mm;  Playing Mode: U Disk/TF Card/FM Radio/Bluetooth;  Features: Dust-proof, Waterproof, Drop-proof;  Size Details: 12cm x 7cm x 6.2cm/4.72' x 2.76' x 2.44' (Approx.);    Package Includes:  1 * Bluetooth Speaker;  1 * Charging Cable;  1 * Manual