CMF Buds A2

CMF Buds 2 11 mm PMI Driver with Dirac Opteo™ 48 dB Hybrid ANC with Environmental Adaptive technology 6 HD microphones with Clear Voice Technology 3.0 Up to 13.5 hours of non-stop music on a single charge Spatial Audio Effect for immersive sound Sound Driver---Custom 11 mm dynamic Diaphragm---PMI (Polymethacrylimide) + PU (Polyurethane) Audio codec---AAC, SBC Features Dirac Opteo™ / Spatial Audio Effect / Ultra Bass Technology , Custom EQ / Tuning by Nothing and Dirac™ Noise cancellation ---Up to 48 dB / Frequency range---5200 Hz / Transparency Mode---Supported Features Environmental / Adaptive ANC / Transparency Mode Call functions Microphone---6 in total Environmental noise-cancelling algorithm for calls---Clear Voice Technology 3.0 Noise Reduction---Wind Noise Reduction 3.0 Battery Buds---53 mAh ， Case---460 mAh Charging time Full charge with type-C wire (charging case and earbuds)---93 mins for a full charge Full charge with charging case---62 mins for a full charge Connectivity Connection range/ 10 m, Bluetooth 5.4 / Dual Connection Compatibility---Android 6.0 and above / iOS 13 and above Water & Dust resistance---IP55 buds / IPX2 case Fast pair Google Fast Pair / Microsoft Swift Pair Tap & hold Switch between Active Noise Cancellation and Transparency Mode More options in the Nothing X app