Overview: You can listen to music by pairing your BT-enabled audio devices with the speaker, which also supports function. Mini and portable, you can just put it in your pocket, or it on your backpack with a lanyard. It is perfectly suitable for home use, office use, and outdoor activities. Features: Plays wireless music from your BT-enabled audio devices. It can also work as a remote shutter. Supports function, two of them can connect to each other for stereo and powerful rich sound. Built-in 3W full frequency speaker brings you perfect music and high-quality loud sound. Rechargeable 400mAh battery ensures about 4 hours of music playing. Includes a charging cable. With a portable lanyard, you can it on your backpack, or just put it in your pocket. Lovely cartoon animal appearance, panda, cow, elephant, dog, monkey, pig are optional. How to activate function: Activate true wireless stereo sound by pairing 2 A1 speakers. Turn the 2 speakers on and double press the power button of one speaker, then two of them will pair automatically. Specifications: Model Number: A1 BT Version: 5.0 Operation : 10m (no obstacle) Power Output: 3W Frequency Response : 80Hz-20KHz Battery Capacity: 400mAh Music Playing Time: about 4 hours Charging Time: about 2 hours Style: Panda, Cow, Elephant, Dog, Monkey, Pig (Optional) Item Size: Approx. 5.5*5.4*3.5cm/2.16*2.12*1.37in Item Weight: Approx. 54g/1.90oz Package Size: 11.5*8.0*5.2cm/4.52*3.15*2.04in Package Weight: 87g/3.06oz Note: send the Pig-shaped Speaker at random color. Package List: 1 * BT Speaker 1 * USB Cable 1 * Lanyard 1 * User Manual (English)