• Welcome to the "Best Outdoor" outdoor cycling store! Affordable and easy to use! Pray for Gods blessing, its better to change to an expensive protective gear! Main Features:1. Imported good quality chip: noise filtering technology makes the sound real and delicate, and automatically adjusts the sound to a comfortable range to protect hearing.2. Single key operation: the whole machine has only one switch and one volume adjustment knob, which is easy to operate.3. Sound amplifier: small back of ear sound amplifier, easy to carry out, communication when going out.4. The button battery: stable voltage, protection of love machine, strong power.5. Clear sound quality: imported electronic components are adopted to reduce noise, filter external noise, and improve sound clarity by 50%. Description:Comfortable to wear, skin friendly material, easy and no pressure. Product Parameters:Material: ABSColor: flesh colorApplicable parts: head