Alpine DDT-S30 Series 1" Silk Dome Tweeter Set. Brand New. 50 watts Rms--180 max.these will mount 2 different ways,flush mount as shown in last pic or swivel mount pods seen in listing pics.ive used these on several installs and sound really good especially for the price. I just have a few extra pairs that I never used. No returns as these are brand new and not responsible for user error or abuse. Listing is for one pair of alpine tweeters