Boston Acoustics SE75 4 Boston Acoustics SE75 4

4" x 6" SE Series 2-Way Car Speakers
Power Handling:

Peak: 160 watts per set / 80 watts each side
RMS: 70 watts per set / 35 watts each side

Copolymer woofer cone
Butyl rubber surround
3/4" Type-S3 carbon injected polymer soft dome tweeter
Ferrofluid cooling for increased power handling
CATB (Contoured Asymmetrical Tweeter Baffle) improves off-axis response
Neodymium tweeter motor structure
Separable and dockable crossovers
4 ohms impedance
Frequency Response: 70-20,000 Hz
Top-mount depth: 1-13/16"