Features: Fast Connection and Bluetooth-5.2: The wireless headphones will automatically power on for pairing and connection when taken out from the charging case. Instant pairing auto reconnection improved connection stability improved battery performance better signal transmission. Comfortable to Wear: The earbuds fit into the ear canal not easy to fall off and it is comfortable to wear. Noise suppression allows clear calls even on crowded streets. Multi-Function: The headset supports call latest rewind code prompts power-on pairing power-off and other functions and is compatible with a variety of smart phones tablet computers laptops etc. with wireless functions. Separate Design: Both headsets can be connected to the same phone at the same time or can be used independently with a single headset. Customer Service: If you confront any problems about our products please feel free to contact us we are ready to help. We will solve your problems as soon as possible. Specification: Bluetooth-compatible Version: 5.2 Material:Plastics Transmission Distance: 10m includes: 1 pair of Earphone 1 * Charging Box "