The CT Sounds AT-125.4d 4-Channel Car Audio Amplifier will deliver the power you need to destroy the competition in the SPL lanes. Built using an advanced PCB board featuring industry-leading capacitors, high-quality transformers, and cutting-edge inductors. Equipped with 4-way protection circuitry along with a Diode 6A60 for reverse polarity protection; sleep easy at night knowing your 4ch car amplifier is protected. The plexiglass backing, LED CT Sounds logo, and reinforced tiffany style RCAs gives this amplifier an unbeatable appearance. Furthermore, the reinforced heat sink design and MOSFET PWM switching technology ensure this amplifier runs cool for even the most demanding playlists. Whether you’re looking to cause a tectonic disturbance or generate dynamic instability in the atmosphere, the CT Sounds AT-125.4d has the power to create the sonic explosion you crave. If you are looking to cover your car audio mids (woofers) and highs (tweeters & horns), this car audio amplifier will take you to a musical realm you didn’t know existed. Quick Facts: RMS Power: 2Ω @ 13.2v 190 Watts x 4-Channels RMS Power: 4Ω @ 13.2v 125 Watts x 4-Channels RMS Power: 4Ω @ 13.2v 400 Watts x 2-Channels Bridged Power & Ground Input Size: 4 Gauge Speaker Input Size: 8 Gauge FEATURES Features: Continuously-Variable Input Gain Control ✔️ Remote Turn-On / Turn-Off Circuit ✔️ MOSFET Pulse Width Modulated Power Supply ✔️ Soft Turn-On Circuit ✔️ High Voltage / Low Voltage Protection Circuit ✔️ Thermal and Speaker Short Protection Circuit ✔️ LED Power and Protection Indicators ✔️ Nickle Plated Tiffany Style RCAs ✔️ SPECS Technical Specifications: Amplifier Type: 4-Channel Amplifier Amplifier Circuitry: Class D Built-In Crossover? Yes; HPF, Full-Range, LPF Bridgeable? Yes RMS Power @ 2 Ohm: 190 Watts x 4-Channels (13.2v) RMS Power @ 4 Ohm: 125 Watts x 4-Channels (13.2v) RMS Power @ 4 Ohm (Bridged): 400 Watts x 2-Channels (13.2v) Recommended Fuse: 80A (Internal Fuse Built-In) Power & Ground Input Size: 4 Gauge Speaker Input Size: 8 Gauge Gain Adjustment: 0.24v - 7.5v Low Pass Filter (LPF): 50 Hz - 5 kHz High Pass Filter (HPF): 50 Hz - 5 kHz Crossover Multiplier: x1 and x10 Multipliers Bass Boost: 0 dB - 12 dB Bass Boost Frequency: 50 Hz Frequency Response: 20 Hz - 20 kHz Signal-To-Noise Ratio (S/N): 89 dB Damping Factor: 180 Input Impedance: 12 Kohms Input Sensitivity: 240 mV Operating Voltage: 9.4v - 16.5v Minimum Impedance: 2 ohm Dimensions: Length: 10.43" Width: 7.59" Height: 2.28"
