Inspire XH1 Inspire XC1 Inspire XP1 Sound Sound by Bose Sound Sound by Bose Sound Sound by Bose Audio Tech Dolby Audio, SuperBalance 3.0, SuperBass 3.0, SoundFit Audio Tech Dolby Audio, Hybrid 2-Way Driver, SuperBalance 3.0, SuperBass 3.0 Audio Tech Dolby Audio, SuperBalance 3.0, SuperBass 3.0 Active Noise Cancelling Premium Real-Time Adaptive ANC Active Noise Cancelling / Active Noise Cancelling Premium Real-Time Adaptive ANC Playtime 100 Hours (ANC Off), 65 Hours (ANC On) Playtime 8 Hours / 40 Hours Playtime 8 Hours / 45 Hours (ANC Off), 6 Hours / 35 Hours (ANC On) Microphones 5-Mic Adaptive Clear Calls Microphones 4-Mic Adaptive Clear Calls Microphones 6-Mic Adaptive Clear Calls