Ergonomic Fashionable Lightweight Wireless Earbud Low Power Consumption for FitnessSpecifications: This wireless earphone is mini and lightweight, and your ears will not feel painful after long-time wearing. Using large-capacity battery, this wireless earphone features low power consumption and long standby time. It is enjoyable to have quick and stable transmission as well as HiFi, stereo surround sound effect and mega-bass due to the Bluetooth-compatible chip and intelligent noise cancelling of this earphone.It is constructed of plastic material.The length of this wireless earphone is 7cm, width is 4cm and thicness is 0.5cm.This wireless earphone is suitable for running, driving, listening to music, doing sports, calling and so on.Item Name: EarphoneModel: S109Transmission Range: 10mFunction: Call Function, Voice Control, Support MusicBluetooth-compatible Protocol: 4.2Channel: StereoHow to Use: Ear-mounted EarbudsWhether Single or Binaural: Bilateral StereoBattery Life: 6HTalk time: 72HCharging Time: 1HBattery Capacity: 55mAh, 90mAh(Included)Charging Method: USBFrequency Response Range: 100Hz-10KHzFeatures: Sensitive, Intelligent Noise Reduction, Low LatencySize Details: 7cm x 4cm x 0.5cm/2.76" x 1.57" x 0.2"(Approx.)Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.Package Includes: 1 x Earphone 1 x Data Cable 1 x User Manual