Feature: 1. Silicone earplugs, ABS body, high quality made. 2. ITE amplifier: small in size and invisible on wearing. 3. Advanced processor technology, offers clear sound amplification and reduce noise. 4. Volume level adjustable with one finger. 5. Suitable for either right or left ear, perfectly fit ear canal. 6. Used for daily hearing: watch movie, drama, attend meeting, have class etc. Specification: Axon hearing amplifier is designed for old people or people with hearing problems. Advanced micro processor technology, offers clear sound amplication and reduce noise. We provide 3 different silicone earplugs to better fit your ear canal. Suitable for daily hearing: watch movie, drama, attend meeting, have class, chat etc. Features: Silicone earplugs, ABS body, high quality made. ITE amplifier: small in size and invisible on wearing. Advanced micro processor technology, offers clear sound amplification and reduce noise. Volume level adjustable with one finger. Suitable for either right or left ear, perfectly fit ear canal. Used for daily hearing: watch movie, drama, attend meeting, have class etc. Note: 1.Adjust volume to the minimum before wearing. 2.Please don't use it when showering, swimming, raining or in wet environment. Specifications: Material: Silicone + ABS Earplug: 3 Types Power By: 1 * LR754 1.5V Battery(Included) Max.Sound Output: ≥120dB Sound Gain: ≥30dB Total Harmonic Wave Distortion: f<1000Hz≤10%,f>1000Hz≤4% Frequency Range: 250-3800Hz Input Noise: ≤50dB Current: ≤4mA Product Weight: 3g / 0.1oz Package Size: 10 * 7.5 * 3.5cm Package Weight: 63g / 2.2oz Package Included: 1 * Hearing Amplifier 3 * Earplugs 1 * User Manual 2 * Battery Package List: 1 * Hearing Amplifier 3 * Earplugs 1 * User Manual 2 * Battery