Features:
4" 2-way speakers (pair)
polypropylene woofer with treated cloth surround
1" PEI balanced dome tweeter
grills included
power range: 21 watts RMS (220 watts peak power)
impedance: 4 ohms
frequency response: 50-20,000 Hz
sensitivity: 88 dB
top-mount depth: 1-11/16"