The earbuds feature Bluetooth® 5.0, voice assistant activation (Siri/Hey Google), auto pairing, and auto power-on. Once the earbuds are removed from the case, they‘ll power on and automatically sync to each other. The case also doubles as a powerbank for your earbuds. The power case can be charged wirelessly via a wireless charging pad or with the included Micro USB Cable. Once the 500 mAh battery of the case is charged, it will charge the earbuds 5x from 0-100%. 2 hours of playback time at max volume. Built in music control and microphone. Charge time: earbuds 1.5 hours, case 2 hours. Bluetooth® working range is 10 meters. Price based on 1 colour print.