Support AUX Line-in PlaybackOur Bluetooth speaker can be used as a line-in speaker via a TRS Aux cord (included). You can connect it to an audio source device that equipped with an AUX jack, like PC/Tablet/Phone/DVD/Mp3 player and more. Besides, our speaker also support TWS pairing, TF card / USB drive playback.High-Quality Audio Output52mm premium internal magnet speaker with excellent audio processing technology, it ensures high-quality audio output. No matter at home, during outdoor activities, or in the car, experiencing outstanding audio performance.Instant & Stable Bluetooth ConnectionLatest Bluetooth v5.3 technologies were adopted, allowing users to easily connect devices such as smartphones, tablets, laptops, etc. Up to 12 hours playtime offer a large flexibility on daily usage.Hands-free CallingBuilt-in speakerphone with noise canceling function for hands-free calling. Press the button to answer or hung up the phone call smoothly, very helpful while your hands are on busy.Stylish and Portable DesignFeaturing a fashionable and lightweight design, the speaker is easy to carry. Constructed with durable materials and an exquisite exterior, possesses a degree of resistance to drops, making it suitable for various occasions.