Features: Intelligent noise reduction, filtering out external noise. Silicone earplugs, soft and elastic, comfortable to wear. Isolation mesh design to prevent foreign material from entering the speaker and cause blockage, prolonging the service life of the hearing aid. Simple operation, specially designed for the elderly. Easy to carry and store anytime, anywhere. Contains ferrom agnetic magn ets to prevent hearing aids from falling while charging. Specifications: Material: ABS Type: 6 optional Quantity: One pair Cell: Host: 45mAh (included) Charging Box: 400mAh (included) Charge Time: 3h Use Time: 30h Package Weight: 160g Package Size: 125 * 95 * 42mm Package List: 1 * Pair of Hearing Aids 1 * Charging Box 1 * USB Cable 5 * Pairs of Earplugs 1 * Anti-lost Rope 2 * Brushes