Hi-Res Audio by LDAC in these earbuds ensures high-quality wireless audio streaming. LDAC delivers superior audio quality than other codec formats like AAC, SBC, etc., by compressing audio files more efficiently, letting you enjoy your favorite tunes with exceptional clarity and detail. Active Noise Cancellation: Transcend chaos with the up to 32 dB active noise cancellation of the boAt Nirvana Ion ANC Pro TWS Earbuds. 120HRS Playback: Listen to your favorite songs on repeat and keep up with the latest OTT content with up to 120 hours of playtime. Dual EQ Modes with Crystal Bionic Sound: High-fidelity 10 mm drivers in these earbuds deliver Crystal Bionic Sound powered by HiFi for an immersive experience. ENx Technology: Busy streets or cafes, the 4 set of mics on these earbuds deliver your voice clearly to the other side when you're on calls.