Doosl Rechargeable Personal Sound Amplifier, In-Ear Sound Amplifiers for Adults and Seniors, White

Super Effective Assist - Ideal for most mild to moderate heard problem. With noise reduction, these small devices will bring you back in the clear world.

Comfortable to Wear- Very small and lightweight, With silicone tips, this personal sound amplifier features soft, comfortable and lightweight for long time wearing.

Rechargeable - Connected to USB cable for 4 hours, you will get a 30 hours using duration. As easy as charging a mobile phone - no need to dealing with batteries any more.

Easy Operation - Connect the silicone tip to the sound amplifier, turn on the sound amplifier and adjust the volume to get clear sound.

Package Include
2 x Personal Sound Amplifier
6 x Earplugs
1 x Cleaning Brush
1 x Charging Cable
1 x User Manual

Notes:
First charging will take 4 hours to get full charging when all the LED light turn green and stop flashing. For future charging, it only takes 2 hours.
DO NOT dismantle or change different battery.
DO NOT use water or organic detergent to clean the sound amplifier.
DO NOT put it in water.
Don't use at high volume for a long time, it will damage your hear.
Please refer to the user manual for detailed operation and maintenance advice.