Rechargeable Hearing Aids for Seniors Personal Sound Amplifier with Charging Base,EU Plug

1. Sound amplifier can amplify sound 30 times2. Silicone earmuffs, not easy to slip off, very comfortable even if worn for a long time.3. Safe to wear and will not hurt the ear canal4. 4 different amplification frequencies are adjustable, you can turn up the volume from low to high to meet your needs.5. Comes with charging base and power adapter, just put it in the base to charge. A full charge provides 8-10 hours of continuous use.6. Sound gain: 30+/-5dB7. Frequency range: 100~4000Hz8. Signal-to-noise ratio: less than or equal to 45dB9. Operating Voltage: 1.2V10. Working current: less than or equal to 10mA11. Material: Silicone+ABS+MetalSpecification: Package Weight One Package Weight 0.11kgs / 0.23lb One Package Size 15cm * 12cm * 10cm / 5.91inch * 4.72inch * 3.94inch Qty per Carton 288 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 288 pcs = 50976