1. Portable Bluetooth speaker for active use: a compact mini speaker with specially designed cords for outdoor activities. These portable speakers are suitable for open-air activities such as jogging, walking, and bikes. You can hang it anywhere to listen to music. 2. How to pair in TWS: To use two speakers in true wireless stereo (TWS), power on both mini Bluetooth speakers. Do not connect to a playback device yet. Double-click the power button on both speakers at the same time. You will hear a beep indicating the connection is successful, and you will get enhanced stereo sound. 3. Bluetooth remote shutter: This small speaker also functions as your phone’s selfie remote control. It supports most Bluetooth remotes and most Bluetooth-enabled phones. The working range is about 50 feet. 4. Built-in microphone: The speakers have a built-in microphone for wireless use, enabling hands-free calls and making everyday use more convenient.