Hearing Aids with Charging Case Portable Sound Amplifier with for Elderly Hearing Impaired People No Earplugs Magnetic Charging Specifications: Color: black OSPL90:118dB+3dB Output sound preure level (average high frequency): 113dB4dB Full-scale sound gain (Zui maximum gain): 35dB5dB Full-scale sound gain (average gain): 30dB5dB Equivalent input noise level: 29dB+3dB Frequency response range: 300Hz4500Hz Total harmonic distortion: 5% Eco-friendly button cell: Lithium battery Rated power current consumption: 5m Hearing aid size: 32.8*16.7*17.6mm / 1.3*0.7*0.7inch Charging compartment size: 58*23.8*34.3mm / 2.28*0.94*1.35inch Package size: 12.2*9.2*3.5cm Features: 1.Imported high-performance chips, high-definition sound quality, low distortion, active noise reduction, let you listen easily. 2.The binaural wearing design can improve the sound source localization ability, enhance the three-dimensional sound of the sound, and make the listening effect better. 3.Stylish headphone shape + compact and lightweight body, fit closely to the ear, comfortable and stre-free to wear. 4.Fingerprint touch, five-level volume can be adjusted at will, to meet the actual needs of different groups of people on different occasions. 5.The operation is simple, it can be automatically turned on when taken out of the charging box, and automatically turned off and charged when placed in the charging box. 6.Mini portable charging box, can be charged 4-6 times, 1-2 hours charging time each time, 18-20 hours long battery life, meet the needs of daily use. 7.The charging case can be used to store hearing aids, so you are not afraid of losing your hearing aids, allowing you to charge your hearing aids anytime, anywhere. Packing List: 2* Hearing aids 1* Charging compartment 1* Type-C charging cable 1* Cleaning brush 1* English manual