Feature:1. Ergonomic Design: Bluetooth 5.3 earphones adopts ergonomic design, the size is about one third of the conventional models, easy to wear and fit the contour of the ear thin and close to the ear, long time wearing as comfortable.2. Long Battery Life: Sleep earbuds with 28 hours of long battery life, a single battery life of about 5 hours, with the charging compartment can be 5 times charging, battery life of up to 1500 minutes, so that the music accompanied every trip.3. Noise Elimination: Noise canceling sleep bluetooth headphones, physical noise masking up to 24db, masking annoying noise, you can rest in a variety of environments.4. Intelligent Touch Control: Bluetooth 5.3 wireless open ear headphones with antitouch design, intelligent touch control, gently touch the headset sensor bit, cut the song, volume, pause playback, for Siri and so on.5. Skin Friendly and Soft: Bluetooth sleep headphones use new jelly cloud silicone earbuds, skin friendly and soft, small and invisible, study, meeting can also be worn casuallySpecification:Item Type: Bluetooth 5.3 EarphonesMaterial: PC, ABSBattery Type and Model: Lithium Battery 701235Ships with Built In BatteryBluetooth Version: Bluetooth 5.3Bluetooth Range: Approx. 10-15m/32.8-49.2ftCharging Compartment Capacity: 300mahSingle Ear Capacity: 30mahApplicable Devices: for Cell Phones, Computers, Tablets and Other Bluetooth Devices.Package List:2 x Earphones1 x Charging Case1 x Data Cable1 x User Manual