Overview:You can listen to music by pairing your BT-enabled audio devices with the speaker, which also supports TWS function. Mini and portable, you can just put it in your pocket, or hang 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 TWS 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 hang 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 TWS 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: A1BT Version: 5.0Operation Range: 10m (no obstacle)Power Output: 3WFrequency Response Range: 80Hz-20KHzBattery Capacity: 400mAhMusic Playing Time: about 4 hoursCharging Time: about 2 hoursStyle: Panda, Cow, Elephant, Dog, Monkey, Pig (Optional)Item Size: Approx. 5.5*5.4*3.5cm/2.16*2.12*1.37inItem Weight: Approx. 54g/1.90ozPackage Size: 11.5*8.0*5.2cm/4.52*3.15*2.04inPackage Weight: 87g/3.06ozNote: We send the Pig-shaped Speaker at random color.Package List: 1 * BT Speaker1 * USB Cable1 * Lanyard1 * User Manual (English)