SoundPEATS TrueShift2 are wireless Bluetooth earphones with a range of up to 10 meters (without obstacles). They have a working time of about 6 hours and can be fully charged in about 2 hours. The charging case can recharge the earbuds up to 16 times and can also be used to charge other devices with a stable output of 5V/1A. The earphones have a built-in microphone and support volume control, play/pause, previous/next track, answer/hang up calls, reject calls, switch between calls, and activate voice assistant. They also have a factory reset feature.