T&G TG294 TWS LED Mini Portable Wireless Stereo Sound Outdoor Speaker(Dark Green)Functional features: 1. Bluetooth 5. 3, compatible with all Bluetooth devices. Built in call microphone, which can easily answer make calls. 2. High power, two channel speakers make you listen better. 3. Built in stereo and 360 degree stereo are provided. 4. TWS function , you can connect two speakers to synchronize with a phone. 5. Simple key control, you can press the button to turn on off, play pause, switch mode, skip songs, adjust volume, etc. 6.