F-22 Professional Pocket Ear Hearing Aid Sound Amplifier

Description : F-22 is a professional factory in making hearing aid for 9 years. Satisfying the needs of the hard of hearing . This F-22 Voice Sound Amplifier can helps these people with hearing impaired problem to hear sound and voice as normal people. It also fit when you see film, watch the play, have meeting, or have classes, the product can help you to hear the sound clearly and loudly. While in forest, if you want to hear very slight sound, it will be a good choice. A good gift for elder. This hearing aid is packaged in a nice retail box which is perfect for retailling. Specification : Model Number : F-22 Color : Blue Max sound output : 1305dB Sound gain : 50dB Total harmonic wave distortion : 5% Frequency range : 300~4000Hz Input noise : 30dB Voltage : dc 1.5V Current : 4 mA Powered by one AA battery (Included) Package Included : 1 x Hearing aid amplifier 3 x Earplug (different size) 1 x User Manual 1 x Battery 1 x Original Case Detailed pictures :