Get EXTRA BASS and next-level noise canceling in a comfortable headphone Long-lasting wireless freedom brings up to 30 hours of battery life outlasting even the longest travel day Touchpad controls bring advanced functionality to your music Enjoy smartphone connectivity with Alexa and the Google Assistant built in. Bluetooth Specification: Supported Audio Format(s): SBC, AAC, aptX, aptX HD, LDAC
Frequency Range: 2.4 GHz band (2.4000–2.4835 GHz), Bluetooth version: Version 4.2, Supported Content Protection: SCMS-T.
Impedance (Ohm): 50 ohm (1 kHz) (when connecting via the headphone cable with the unit turned on) , 25 ohm (1 kHz) (when connecting via the headphone cable with the unit turned off). Frequency Response (Active Operation): 2 Hz–20,000 Hz.