Soundcore R50i Wireless Noise-Cancelling Earbuds with Instant AI Translation Charger included: N Depth: 27.8 MM Height: 23.9 MM Charger required: Y Width: 21.7 MM MP3 Accessories Type: Cables Power Output: Up to 20W 2-in-1 Charging Case and Phone Stand: Open the back panel, set your phone, and enjoy hands-free viewing—perfect for shows and travel. Strong & Smart Noise Cancelling: Advanced ANC blocks up to 42dB. Adaptive tech senses external sounds and auto-adjusts for optimal listening. Transparency Mode: Switch on to hear your surroundings or off to focus on audio—control your environment and enjoy your music anytime. Powerful Bass: soundcore R50i NC earbuds' 10mm drivers and BasSSUp™ tech deliver deep, punchy bass for an immersive, robust audio experience. Long Playtime: 10h from a single charge, 45h with the case. Quick 10-min charge gives 2h playback—perfect for on-the-go listening. 4-Mic AI Enhanced Calls: Wireless earbuds with 4 mics and AI algorithm ensure your voice is picked up clearly for precise, natural calls anywhere. One-Step Pairing: soundcore R50i NC with Bluetooth 5.4 pairs easily, auto-connecting to the last device when earbuds are removed from the case.