Écouteurs invisibles pour le sommeil, Mini casque d'écoute sans fil TWS, suppression du bruit caché, stéréo, Bluetooth 5.3

Adopt an ergonomic lightweight design, fit the ears comfortably, provide you with a personalized fit and comfort, and can be worn all day without pain. They fit perfectly and stay securely in your ears even when you're working out or running. Product Name: Bluetooth Headphones Headphone Model: X57 Operation Mode: Touch Control Headphone Style: In-ear With Microphone: Yes Bluetooth Version: 5. Transmission Distance: 10 meters Play Time: About 3-4 hours Working Time: About 72 hours (with charging case) Standby Time: About 240 hours (with charging case) Charging Time: About 30 minutes Headphone Battery Capacity: 35mAh Charging Case Battery Capacity: 350mAh Charging Port: Type C Main Features: Mini Invisible, LED Display, HD Voice, Large Capacity Battery, IPX5 Waterproof and Dustproof. Product Material: ABS+PC Product Color: Black/White/Skin Color/Blue Packing List: 1*Bluetooth Headphones 1*User Manual 1*Type-C Cable Tips: 1. Please allow 1cm error due to manual measurement! 2. Please allow for slight color differences.due to different display resolutions!