Firefly is an unparalleled pair of wireless earphones that come with exceptional fast charge, ambient sound, Bluetooth 5.0, graphene sound, voice-controlled AI, perfect ear fit and lasts up to 16 Hrs.
From Amazon: Everything you love about Alexa, now in true wireless earbuds. Enjoy premium sound, limit background noise with Bose Active Noise Reduction, get up to 5 hours of music playback on a single charge, and hands-free access to Alexa.