Polk 5x7" 2-way Speaker 180 Watts Max

2-way car speakers (pair) for 5&quote;x7&quote; and 6&quote;x8&quote; openings
Dynamic Balance polymer/mica composite woofer with butyl rubber surround
3/4&quote; liquid-cooled silk/polymer composite dome tweeter
Neodymium tweeter magnet
Kapton voice coil
built-in 2-way crossover network
stainless steel mounting hardware (certified for marine use)
power range: 6-60 watts RMS (180 watts peak power)
frequency response: 52-22,000 Hz
sensitivity: 93 dB
top-mount depth: 1-3/4&quote;

No Grills!