Headworn Bluetooth Headset Children's Ear Folding 85db Student Makaron E61 Wireless Headset Features: Suitable for travel, work and anywhere in between, allowing you to focus on what you want to listen to and enjoy your music, movies and videos. Removable ears can be purchased, and ears can be installed according to needs Comfortable and durable: protein earmuffs are more and more comfortable. Enjoy the comfortable experience of, long-term listening. texture, and comfortable on-ear fit, can be worn all day Foldable design: foldable to suit different shapes, and the spindle design can be folded into the palm for convenient storage and carrying. The earphones have a cool appearance and are very comfortable and beautiful to wear whether it is a boy or a girl E61 Bluetooth Children's Headset Bluetooth version: 5.0 DB value: 85-90dB Effective range: 12m Battery specification: 3, 7v/300mAh Charging voltage: DC4.2-5.5V Charging time: 2H Endurance: 12H Resistance: 32ohm Horn diameter: 40mm