[Enhanced Sound Experience]: The buds comes with 12.4mm driver unit, which delivers crisp clear and enhanced bass quality sound experience [Sound Master Equalizers]: For the OnePlus Nord Buds 2r, you get to choose how heavy or light you want your sound with the help of sound master equalizer s 3 unique audio profiles -Bold, Bass & Balanced [Battery Life]:The flagship-level battery life for the all-new OnePlus Nord Buds 2r delivers up to 38 hrs of non-stop music on a single charge.; [IP55 ratin