*The amplifier hearing aid is well made, can reduce noice, with good sound quality. Volume Adjustable &amp; Silicone earplugs in 3 sizes: fit most ears.<br>*Ultra mini size and lightweight: easy and comfortable to wear.<br>*Shock and drop resistant, moisture proof and high temperature proof: user-friendly design.<br>*Made of high quality material, durable and reliable for long time use.<br>Max saturated sound pressure level: 130±5dB<br>Full-on acoustic gain: ≥50dB<br>Harmonic distortion: ≤50%<br>Frequency range: 300 ~ 4000 Hz<br>Equivalent noise: ≤ 30 dB<br>Voltage: DC 1.5V<br>Current: ≤ 4 mA<br>Battery: 2 x AG13 button battery<br>External size: 4.5 x 4.5 x 2 cm<br>1 x Hearing aid<br>2 x Button batteries <br>3 x Earbuds<br>1 x English user manual<br>In original package<br /><img src="//agdetail.image-gmkt.com/m430/446/708/620708446/img/agdetail.image-gmkt.com/446/708/620708446/img/img6.eachbuyer.com/x15/p91/ha214_1.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/446/708/620708446/img/agdetail.image-gmkt.com/446/708/620708446/img/img6.eachbuyer.com/x15/p91/ha214_2.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/446/708/620708446/img/agdetail.image-gmkt.com/446/708/620708446/img/img6.eachbuyer.com/x15/p91/ha214_3.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/446/708/620708446/img/agdetail.image-gmkt.com/446/708/620708446/img/img6.eachbuyer.com/x15/p91/ha214_4.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/446/708/620708446/img/agdetail.image-gmkt.com/446/708/620708446/img/img6.eachbuyer.com/x15/p91/ha214_5.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/446/708/620708446/img/agdetail.image-gmkt.com/446/708/620708446/img/img6.eachbuyer.com/x15/p91/ha214_6.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/446/708/620708446/img/agdetail.image-gmkt.com/446/708/620708446/img/img6.eachbuyer.com/x15/p91/ha214_7.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/446/708/620708446/img/agdetail.image-gmkt.com/446/708/620708446/img/img6.eachbuyer.com/x15/p91/ha214_8.jpg" />                                                        <img src="//agdetail.image-gmkt.com/m430/446/708/620708446/img/agdetail.image-gmkt.com/446/708/620708446/img/img6.eachbuyer.com/x15/p91/ha214_9.jpg" />