The Anker also has voice assistant integration, but it is not as well-built and has a shorter steady battery life. Amplifier series: Smart home devices that connect to your record player, CD player, or passive speakers to amplify audio. The sound is a little lacking inside the mid-range, however https://www.bluetoothspeaker.top/pulse-5-sound-equipment-amplifiers-wireless-smart-part-rgb-bluetooth-speaker/