Open-ear ergonomic design for comfortable, secure fit 14.2mm dynamic drivers delivering clear, balanced sound Dual-microphone ENC for noise-free calls Bluetooth 5.4 with up to 10m stable connection 8.5 hours playback per charge; 64 hours total with charging case USB-C fast charging in approx. 2.5 hours IPX5 waterproof rating — sweat and splash resistant