Hearing Aid เครื่องช่วยฟังขยายเสียงรบกวน เครื่องช่วยฟังแบบชาร์จแบต
คุณสมบัติเด่น / รายละเอียดสินค้า:
The amplifier is comfortable in either of the ears. It has a full digital tone quality for low audio distortion and clearer voice. It also has a noise reduction feature that helps the user hear with maximum clarity.
Specification
Not suitable for people with heart disease, suppurative otitis media, cardiac pacemaker and ear skin ulceration and etc.
| HIGH QUALITY SOUND AMPLIFIERS: | precise quality behind the ear sound amplifier for those who require high quality amplification. |
| EASY-TO-USE: | Our amplifiers are constructed user-friendly, with easy on and off button and volume control that allows the user to make accurate adjustments in no time. |
| COMFORTABLE: | These amplifiers perfectly fit behind the ears of both men and women. They are small in size and lightweight and can be comfortably worn whole day long. |
| Battery: | 1.2V. |
| Working Current: | ≤3mA. |
| Signal to Noise Ratio: | ≤28db. |
| Frequency: | 100-4000HZ. |
| Gain: | 30dB. |
| Distortion: | ≤6%. |
