The JBL Tune 670NC headphones offer JBL Pure Bass sound with powerful Adaptive Noise Cancellation (ANC), up to 70 hours of battery (ANC off) with quick charge, Bluetooth 5.3, multi-point connection, and a lightweight, foldable design, all customizable via the JBL Headphones app. They feature smart ambient modes (Ambient Aware, TalkThru), built-in mics with VoiceAware, and a 3.5mm jack for wired listening, making them versatile for focus or awareness.