A pair of large frames doesn't seem to be an issue on this sunglass. The frame is a miniaturized speaker very close directly at your ears, unlike typical earbuds or earphones. It plays music right just into your ear allowing to listen another sound from elsewhere. This may not be the best smart sunglass online, But its pretty cool sunglass as there's a built in speaker on its large black frame. And one thing important, Its Wireless although there is no volume control, It can be controlled from the frame with a touch and from the music source.