Ok im noticeing i need more power of amps to run my speakers how many amps tho????
AMP
specification

feature TRA680.4

NO. OF CHANNELS 4

OUTPUT POWER RMS @ 4 Ohms (Watts) 85 x 4

RMS @ 2 Ohms (Watts) 170 x 4

RMS Bridged @ 4 Ohms (Watts) 340 x 2

T.H.D. < 0.02%

SIGNAL TO NOISE RATIO > 115dB

DAMPING FACTOR > 500

FREQUENCY RESPONSE 10 - 50K

INPUT SENSITIVITY (VOLTS) 0.15 - 12.0

CROSSOVER SLOPE 18dB

CROSSOVER FREQUENCY (Hz) 50 - 5K

DIMENSIONS (INCHES) 10.75 x 2.25 x 20


Speakers 18 of them
RMS POWER HANDLING (WATTS) 120

MAGNET WEIGHT (Oz.) 12

FREQUENCY RESPONSE (Hz.) 68 - 22K

VOICE COIL WOOFER/TWEETER 1"/1"

SYSTEM SENSITIVITY 90dB

CROSSOVER FREQUENCIES

High-Pass (Hz) 4.5K

Low-Pass (Hz) 5K

SYSTEM INPUT IMPEDENCE (Ohm) 3

CROSSOVER SLOPE (dB) 12

WOOFER MOUNTING DEPTH (INCHES) 2.68

__________________
EGA 700.2
EGA 680.4
HiFonics XXV Colossus II 3200 MONO
HiFonics XX Colossus II 3200 mono
Tarantula 960.4
Tarantula 6.5 x18speakers 120RMS
Tarantula 6x9s speakers 150RMS
Tarantula T4 Subs. X2 900 RMS 1Ohm
Van Gogh 6.5 Components 150RMS
SC40 Farad Capacitor
Big "3" 180AMP @ idle Alternator (custom made).
210 sq Ft BrownBread.
2 Red Tops.
2 Yellow Tops
Alpine 9855