Street Reference Pro speakers were designed specifically to handle maximum power and perform at extreme volume. SRP62C Pro audio component sets feature two 6.5″ mids and 2-4″ tweeters and 2 crossovers giving you everything you need for a pro audio system that will absolutely scream. The SR Pro 6.5″ mids feature an accordion cloth surround designed for maximum excursion to play at extreme volume while the and the SRXPT 4″ Pro tweeters are capable of handling 100w RMS which gives you enough highs to hang with any audio system.