Auyeetek Rechargeable Sound Magnifier Universal Amplifier for TV and Talking

✅【Easy to use】 One hand control and 4 levels of volume adjustment.

✅【Light and small】 Mini Personal Audio Listening Headphones for adults and seniors is small and light-weight, it's fit to wear and more comfortable to use. you can wear it at will regardless of the left and right ears.

✅【Excellent intelligent noise cancellation】Digital chip can achieve double noise reduction, which can filter the surrounding noise while amplifying the environmental sound, making the sound clearer.

✅【Quickly Charge】USB rechargeable Listening Headphones without frequent battery replacement.It charging about 4-6 hours can be full and about 35 hours can be used, put it on a small box, portable and go out.

✅Clearly English user manuel :with 21 days user Guide for Freshman