Gravity GR-6996H 6x9" 4-Way Coaxial Car Speakers Marine Audio An external amplifier is required

An external amplifier is required because this is a non-amplified subwoofer

This construction is designed to support controlled cone movement and durability while reproducing midrange detail and bass

Bridgeable Configuration: Adds flexibility for compatible single-channel setups

8-inch mounting opening and 2

these speakers are suited to installations that need useful output from moderate amplifier power

Gravity GR-6996H 6x9" 4-Way Coaxial Car Speakers Marine Audio An external amplifier is requiredThe Gravity GR 6996H is a pair of 6x9 inch, 4 way coaxial car speakers intended to replace compatible factory door or rear deck speakers. It provides a practical option for drivers whose original speakers have become worn, quiet, or distorted. The 4 ohm design is suited to typical automotive speaker circuits. These speakers use a 4 way coaxial layout to combine multiple driver elements within each 6x9 inch assembly. Their published 30 Hz to 22 kHz