Neck Mounted Bluetooth Earphones LED Digital Display Bluetooth 5.4 Skin Friendly And Comfortable Stereoscope Surround Sound Card Insertion Sports Earphones Features: Wearing Stable and ComfortableThis Bluetooth earphone mimics the ergonomics of the human ear, with a 45 tilt in the ear, making it more suitable for the human ear structure. It is stable to wear and won't fall off during exercise. Intelligent call noise reduction and high-definition sound qualityAdopting physics noise reduction technology, combined with acoustic structures, effectively reduces welcome noise interference. The large speaker unit restores sound details, making the high, medium, and low frequencies sounds richer and the sound quality clearer. Silicone material and magnetic designUsing non irritating silicone material and magnetic design, its appearance can be restored even with obvious deformation. The earphones are equipped with magnetic suction, making them easy to store, less prone to electric shock, comfortable and lightweight, suitable for hanging around the neck for a long time. Long battery life and card designA 1000mAh large capacity battery with 200 hours of standby time and 1.5 hours of charging time can be used for a long time to meet outdoor needs. You can insert a memory card to listen to music without connecting to Bluetooth, making it more convenient to listen to music. HIFI Sound QualityGraphene composite diaphragm has the characteristic of light weight, optimizing the high frequency of sound, and the metal cavity makes the sound clearer, reflecting more details. Product Description: Product Name: Bluetooth Digital Display Earphones Product colors: green Bluetooth version: V5.4 Transmission range:10 meters Battery capacity: 1000mAh Charging time:1.5 hours Battery life:200 hours Product size:1815cm/7.15.9in Product weight:50g/0.11lb Package size:1812.53cm/7.14.91.2in Package weight:75g/0.17lb Product List: 1 x Bluetooth earphone 1 x instruction manual 1 x charging cable