Up to 8 hours of battery, 33 with the case Great for hybrid working Bluetooth, up to 20m Connect to up to 2 devices Enhanced durability 2 year warranty Active Noise-Cancellation (ANC) Jabra MultiSensor Voicefor professional calls on the go Use either earbud with mono mode Certified for leading virtual meeting platforms USB adapter enhances sound & connection Ultra-compact design for maximum comfort Up to 8 hours battery, 33 with the case and fast charge Evolve2 Buds are your portable, pocketable, ultra-convenient slice of office life, when the actual office is nowhere to be seen. Everything you need to make the most of thisworking on the gobusiness, packed into a pair of tiny true wireless earbuds. Performance Certification Cisco, MFi, Qi, Zoom, Amazon Chime, Amazon Alexa Auto-connect Yes Music playback Yes HD voice Yes Hearing protection technologies Jabra PeakStop, Jabra Safetone G616 Over the Air Updates (OTA) Yes LED indicators Yes International Protection (IP) code IP57 Prot