Up to 32 dB Active Noise Cancellation: Escape the chaos and dive into audio bliss with the boAt Nirvana Crystl TWS Earbuds. When up to 32 dB of background sounds are canceled, you can enjoy every beat and rhythm to the fullest with these earbuds.- boAt 360 Spatial Audio: Get enveloped by captivating sound powered by boAt 360 Spatial Audio. Be it thrilling chase scenes or superhero movies, these earbuds recreate the cinematic effect by creating your own soundscape.- 100 hours of Playtime: Frequent charging will no longer stop your gaming and streaming sessions, as Nirvana Crystl boasts a whopping 100 hours of total playback for endless fun.- Quad Mics with ENx Technology: ENx technology integrated into the set of four mics brings an enhanced level of clarity to your calls. So, you wont have to scramble around for a quiet spot at home or outdoors for fuss-free calling.- boAt Hearables App Compatibility: Get all the functions for upgrading your listening experience with Nirvana Crystl on the boAt Hearables app. With a tap, you can enable spatial audio, customize touch functions, view the connectivity status and battery levels, etc.