Rockford Fosgate T1000-4ad Subwoofer Grills & Trims Expandability:

Expandability:

6% @ 4Ω - 82

83V/1M) 92 dB Frequency Response 40 Hz - 24 kHz Mounting Hardware Stainless Steel Grille/Trim Ring Included Yes Shipping Weight 2

spacer adaptor rings are included allowing the C1-690tx to be installed in bottom-mount applications

Rockford Fosgate T1000-4ad Subwoofer Grills & Trims Expandability:The Power T1000 4ad is a 4 channel amplifier that combines the sound quality characteristics of a Class A design with the efficiency of a Class D in one remarkable package, offering high fidelity in a full range configuration. The T1000 4ad combines sound quality characteristics of Class A designs with efficiency of a Class D in one remarkable package. Superior sound quality is possible through the implementation dynamic switching frequency control.