Long Playtime: The speaker includes a built in microphone for calling. This function allows users to answer calls directly through the speaker. Equipped with 500mAh rechargeable battery. It ensures you can enjoy music without the need for frequent charging.Impressive Sound: This portable speaker may be small in size, but it excels at balancing treble, midrange, and bass tones, showcasing your good taste in a wide variety of genres from jazz to , classic rock, heavy metal and beyond.Connectivity and Compatibility: The speaker supports connection, which can be easily paired with smartphones, tablets, and other supporting devices. It provides a stable connection within a range of several meters, allowing for uninterrupted listening.True Stereo Connectivity: You can first pair 2 mini speakers through the true stereo function, then pair the small speaker with your device, smartphone, tablet in playback mode for a louder and better listening experience.Compact and Lightweight: The speaker is small and lightweight, allowing you to enjoy music anytime, anywhere. Size is 1.97x1.97x1.42in. Great for outdoor use and travel. Ideal present for men, women, boys, girls, teens.