Doosl Hearing Amplifiers for Ears, Howling Cancelling, Intelligent Noise Reduction, Rechargeable Bluetooth Personal Sound Amplifiers to Assist Hearing of Seniors, 1 Pair, White Pillow USB:●Position: 2 USB Port

USB:●Position: 2 USB Port

This dental teeth cleaner built-in 2000mAh rechargeable lithium battery can be used for about 40 days once fully charged (if use once a day and 2 minutes each time)

Power input: DC5V1A

Features:Sanitizes bacteria and all types of pool algaePrevents corrosion

The spoon connected to the straw can be used as a spoon or straw

Doosl Hearing Amplifiers for Ears, Howling Cancelling, Intelligent Noise Reduction, Rechargeable Bluetooth Personal Sound Amplifiers to Assist Hearing of Seniors, 1 Pair, White Pillow USB:●Position: 2 USB PortDoosl rechargeable Hearing Amplifiers for seniors with the Latest Bluetooth 5. 0 Fast and stable. Double Noise Reduction Function Use the latest generation of American digital chips to make double noise reduction than the usual sound amplifiers. No radiation and harm to human ears. Bluetooth's design lets you listen to music and receive the phones with ease. Adjustable Modes 3 adjustable programs and 4 volume levels to satisfy your needs in different