(Play modes) Active Noise Cancelling (ANC) to reduce ambient noise Transparency mode to let ambient noise through Music mode for balanced music enjoyment (full sound reproduction) Gaming mode for fast transfer between output device and buds (LED display) Buds: Bluetooth connection Charging box: Battery level ( Features) Ergonomic fit Intuitive touch control Automatic connection setup Support for voice assistants (battery) Up to 10 hours of running time on one charge Up to 35 hours of running time including charging box Rechargeable lithium polymer battery Universal charging via USB-C Charging time: ~2 hours (Bluetooth) Bluetooth 5.3 Range: up to 15m (line of sight) Bluetooth Name: Intenso Buds