Planet Audio TR50001D 5000 Watts Max Class D Monoblock Amplifier 1-OHM Stable

5000W Max x 1 @ 1 Ohm 
2500W Max x 1 @ 2 Ohms
1250W Max x 1 @ 4 Ohms
5000 WATTS MAX POWER
Fuses:

SIGNAL-TO-NOISE RATIO 78dB
FREQUENCY RESPONSE 15-250Hz
Switchable Input Sensitivity
Switchable Phase Shift
Variable Bass Boost
Variable LP Filter
Variable Subsonic Filter
Low Level Inputs
Power and Protection LEDs
Chrome-Plated Connections
Illuminated Logo
Remote Subwoofer Control
13" L x 10-21/32" W x 2-13/32" H