sony xplod amp xm504z and 140w speakers *

The technical specs are as follows: Channel configuration: 4/3 Low Pass Filter (selectable): off / 80Hz Output Power DIN 45500: at 4 ohm 4 x 50W / 2 x 50W + 1 x 120W, at 2 ohm 4 x 60W Output Power Rated/THD: at 4 ohm 4 x 50W/0.04% / 2 x 50W + 1 x 120W/0.1%, at 2 ohm 4 x 60W/0.1% Output Power Maximum (14.4V): at 4 ohm, 4 x 100W / 2 x 125W + 1 x 250W, at 2 ohm 4 x 125W Frequency Response: 5-50,000 Hz Tolerance: +0/-3 dB Signal to Noise Ratio: 100 dB Total Harmonic Distortion (1 kHz): <0.005% 4-rail Power Supply 4 channel Speaker Level Input and Line Out MOSFET: Output Stage / Power Supply Bass Boost Toroidal Transformer Line In: Input sensitivity 0.3 - 6V Gold Plated Connectors Load Capability: 2 ohm Current drain (rated output power at 4 ohm): 30 A Weight approx 3.1 kg Dimensions (W x H x D in mm) approx 350 x 55 x 233 AND 2-Way coax speaker 140 WRMS / 140 W peak / SPL: 90,5 dB / 4 Ohm This would be perfect for a car!