Fangrui Product Details Up To 40db: Equipped With A Powerful Anc Chip, Bringing Up To 40db Hybrid Noise Cancellation Capability. 3-mic Noise Cancellation For Calls: Clear Calls Even In Noisy Places 3 Anc Modes: Light Mode For Relaxing In The Cafe, Balanced Mode For Walking In The Park, And Deep Mode For Noisy Subway Commute 32 Hours Long Battery Life: With The Lower Power Chip, The Battery Life Lasts For Up To 7 Hours For Single Earphone Use And Up To 32 Hours With The Charging Case Dual-device Connectivity: It Can Be Connected With Two Devices Simultaneously. The Devices Include Smartphones, Tablets, Pcs, And Other Smart Devices Pressure Operation: Press The Force Sensor Feeling Like A Solid Button, Effectively Avoiding Miscontact Or Delay, Press Can Get Accurate Feedback, Easy To Switch Modes, Pause Music And Other Functions To Control Dual-magnetic Dynamic Driver: Dual-magnetic Dynamic Driver, The Three Wide Frequency Bands And Sensitive Transient Response Gives You More Detail Ip55 Rated Dust And Water Resistance: It Is Rigorously Designed And Certified Ip55 Dust And Water Resistant. Worry-free Listening While Sweating At The Gym. Supports Wireless Charging It Is Compatible With Qi-certified Chargers Specifications: Model No.: M2111e1 Product Net Weight: 52g Charging Port: Type-c Speaker Impedance: 32 Earbud Input Parameters: 5v.08a Charging Case Input Parameters: 5v.5a Charging Case Output Parameters: 5v.2a Wireless Connection: Bluetooth5.2 Bluetooth-compatible Profiles: Bluetoothlow Energy/hfp/a2dp/avrcp Operating Distance: 10m (open Space Free Of Obstacles) Battery Capacity: 35mah (each Earphone), 310mah (charging Box) Package Included:1 X Pair Of Earbud1 X Charging Case1 X English User Manual1 X Type-c Charging Cable2 X Pairs Of Earbud Tips (1 Pair Pre-installed)