Brand: Riversong Type: In-Ear Headphones Connectivity: Wireless Main Features: ENC Bluetooth Version: V5.3 Operating Distance: 10m IPX5 Waterproof Touch Control Microphone Noise Cancelling Impedance: 32 Ohm Frequency Range: 2.4 – 2.48GHz Driver Size: 13mm Dynamic Driver Battery Capacity: 240mAh Usage Time: 5 Hours Battery Charging Time: 1 Hours Battery Charging Time: 13mm Microphone 5 Hours Microphone Included: Yes Color: White Model: Airfly L3 EA227