Comfortable and affordable headphones for those who lead an active lifestyle! The features of this model provide great user experience: stereo handsfree calls f, automatic pairing, voice assistant support and others. Being charged for up to 2 hours, it can actively work for up to 4 hours. 3 pairs of vacuum ear pads for different ear sizes are included. IPX4 water resistance allows you to use the headset while jogging and workouts. Microphone is placed in a way to provide the best stereo sound in phone calls, which makes communication more comfortable. Stereo microphone for high-quality phone calls Energy saving technology Bluetrum BT 5.0 IPX4 protection, sweatproof Profiles: HFP, AVRCP, A2DP Handsfree function Automatic pairing Up to 4 hours of work including charging box Up to 2 hours of charging time for the box Battery capacity 45 mAh (earphone), 300 mAh (charging box) Charging input: USB type-C (new models) 3 pairs of vacuum ear pads included Voice assistant support