Product Parameters: BT Version: V5.2 Range: 10m Battery: Capacity: 70mAh(earbud), 510mAh(case) Music Playtime: Up to 13 hours; Case provides additional 30 hours (ANC OFF) Up to 9 hours: Case provides additional 23 hours (ANC ON) Case Input: Type-C Model: OEB-E108D Product Features: Pro Hybrid Noise Cancellation Technology-Pure Listening Freedom oraimo designed Pro Hybrid Active Noise Cancellation Technology can get rid of up to 35dB noise for a quiet listening experience. oraimo FreePods Pro is your perfect companion for flying, riding trains, and buses. Start from now, embracing hour upon hour of pure listening freedom in this noisy world. Transparency for Ambient Awareness-Catch on What's happening around You The Smart Transparency Mode lets ambient sound in while wearing earbuds. People can stay aware of what is going on around them, or carry out a short conversation without removing earbuds. HavyBass™ Dual EQ-Premium oraimo Sound You can switch between HavyBass™ Mode and Normal Mode to find the suitable sound effect you need in regards to different rhythms and beats. High-efficiency 8mm drivers made with composite diaphragm provide pristine and beautiful signature sound that can only be heard in oraimo FreePods Pro. 4-mic Beamforming Technology-Clear Voice in Call Beamforming array and AI Deep Neural Network algorithm reduce the disruptive noise around the caller. Optimized air duct suppresses wind noise. Therefore, FreePods Pro is designed to offer a clear and pure voice in calls.