Retekess TA008 TV Hearing Aid Headphone Wireless TV Headsets System for Seniors
1.Left or right volume adjustment
2.Easy to operate
3.Comfortable to wear
4.Smooth connection
5.Dual battery
6.Strong compatibility
7.Auto shut-down
8.Mono/Stereo
9.3-tones selection
10.10-level volume
11.Connect up to 10 tv headphones wireless