Children's Headset Folding LED Luminous Headset Wireless Bluetooth Headset Mobile Phone Computer Bluetooth 5.0 Features: Children's mode Hearing protection Volume limit mode 85db provides you with all-round protection Equipped with 3.5mm audio line in mode, any suitable for listening Portable folding design anytime, anywhere convenient With Bluetooth 5.0 chip, the wireless headphone has high performance, low power consumption and high stability. With built-in 400mAh large capacity battery, it has long standby. Product Description: Configuration support: HSP, HFP, A2DP AVRCP Standby time: 15 hours Talk time: 10 hours Music playback time: 8hours Charging time: 2-3 hours Charging voltage: DC5V Frequency range: 2.402G-2480 Transmission distance: 10m Battery capacity: 400 mah/3.7v Sensitivity: 108db±3db Impedance: 32Q±15% Frequency response: 20-20000Hz Package Included: 1 × headset 1 × data line 1 × Audio cable 1 × instructions