The Pure True Wireless: Stereo earbuds provides a unique Bluetooth: ® feature that will let you enjoy true stereo sound quality without the use of cables or wires. In addition, the antibacterial additive has a high effectiveness in inhibiting the growth of bacteria and fungi that create unpleasant smells, staining and degradation of materials. Tested according to ISO 22196:2011. Features Bluetooth: ® 5.1, auto-pairing, auto power-on, built-in music controls, and dual microphones for handsfree operation. Once the earbuds are removed from the case, they will power on and automatically sync to each other. The case also functions as a powerbank for the earbuds and can be charged with the included TPE Type-C cable (30 cm). Once the 400 mAh battery of the case is charged, it will charge the earbuds 4x from 0-100%. Playback time is up to 3 hours at max. volume and the earbuds can be fully charged in 1.5 hour. The case can be charged in under 1.5 hours. Supports Siri and Google Assistant. Bluetooth: ® working range is up 10 meters. Delivered in a gift box.