Physical connections on wireless speakers are just as important as Wi-Fi and Bluetooth. There's two main ones you’ll experience, and equally provide to transfer digital audio to your speaker. The first is HDMI, slender, rectangular, multi-pin connector that will allow you to connect your speaker straight to your Tv set. https://www.bluetoothspeaker.top/stereo-surround-sound-audio-subwoofer-wireless-waterproof-bluetooth-speaker-support-odm/