HEADPHONE TYPE Closed Dynamic DRIVER UNIT 12mm MAGNET Neodymium FREQUENCY RESPONSE(BLUETOOTH® COMMUNICATION) 20 Hz – 20,000 Hz (Sampling frequency 44.1 kHz) SENSITIVITIES (DB/MW) – VOLUME CONTROL Yes WATERPROOF IPX4 equivalent NFC No DSEE HX No PASSIVE OPERATION No Battery BATTERY CHARGE TIME Approx. 2.5 hrs BATTERY CHARGE METHOD USB Charging (with Case) BATTERY LIFE(CONTINUOUS MUSIC PLAYBACK TIME) Max. 9 hrs BATTERY LIFE(CONTINUOUS COMMUNICATION TIME) Max. 5 hrs BATTERY LIFE(WAITING TIME) Max. 200 hrs
