About: DS18 ZR500.1D ZR Series Class D 500W RMS Monoblock Amplifier 

The ZR series is a game-changer, crafted to optimize your sound system and unleash its true potential! With DS18's ZR500.1D, the possibilities are endless. It boasts an impressive array of tuning options, including Lowpass, Subsonic, as well as a Gain Knob and Bass Boost Switch Selector that allows you to fine-tune every song to your desired frequency. This level of customization ensures that each note is reproduced with impeccable precision and tailored to your unique listening preferences.

Delivering a commendable 200W RMS @ 4-Ohm, 300W RMS @ 2-Ohm, and 500W RMS @ 1-Ohm, the ZR500.1D provides the perfect amount of power to fuel your bass. It effortlessly propels your speakers to their maximum potential, creating a rich and immersive audio environment. The ZR500.1D is a testament to DS18's commitment to excellence. Its Full Range design ensures maximum efficiency, while the impressive 2400 Peak Wattage makes sure all your speakers get the juice they deserve. With a frequency response of 10Hz – 220Hz, this amplifier faithfully reproduces the deepest lows with remarkable clarity and accuracy.

The ZR500.1D is designed to optimize your sound system for powerful performance during every session. The LED indicators for Clipping, Power, and Protect provide valuable visual feedback that ensure optimal performance. The power and ground terminals are designed to accommodate 4 Ga wires, ensuring a secure and reliable connection. Additionally, the selectable X-Over options grant you the ability to fine-tune your bass, allowing for seamless integration with your existing sound system and putting you in complete control of your soundstage.
Experience the DS18 difference today with the ZR500.1D and discover a new dimension of car audio excellence.

Product Highlights:  

• 1 Channel Subwoofer Monoblock
• Class D
• 1 ~ 4 Ohm Stable
• 1 x 500 Watts @ 1 Ohm
• Clip/Protection Indicator
• Bass Control Knob

Features: 

• Amplifier Class: Digital
• Amplifier Type: Monoblock Subwoofer
• Number of Channels: 1
• Minimum Impedance: 1 Ohm
• Led Indicator: Clipping/protect/power
• Power Input Terminal Size: 4 GA
• Fuse Size: 60 A
• Remote Level Control: Yes / Dash Mount
• Cooling Fan: No
• Voltmeter: No
• Thermal Protection: Yes
• Over-Load Protection: Yes
• DC Output Protection: Yes
• Short Circuit Output Protection: Yes
• Voltage Input Protection: Yes <9 / >16 Volts
• Clipping Protection: Yes
• Body Color / Finish: Black Aluminum Brush

Specifications: 

• Total Watts (Peak): 1500W
• RMS Power @ 4 Ohm: 200W
• RMS Power @ 2 Ohm: 300W
• RMS Power @ 1 Ohm: 500W
• Frequency Response: 10-220Hz
• Signal to Noise Ratio: >95dB
• Efficiency @ 4 Ohm: 85%
• Damping Factor: 160
• Input Impedance: 20K ohm
• Channel Separation: N/A
• Total Harmonic Distortion (THD): 0.01%
• Low Level Input Range: 0.2-6V
• High Level Input: No
• Selectable X-Over: LPF Fixed
• X-Over Filter Range: 50-220Hz
• Bass Boost Range: 0/6/12dB
• Bass Boost Frequency: 45Hz
• Infrasonic Filter: 10-50Hz
• Phase Selector: No

Measurements: 

• Overall Length: 8.46" / 215mm
• Overall Wide: 7.24" / 184mm
• Overall Height: 2" / 53mm
• Heatsink Length: 7" / 180mm
• Gross Single Unit Weight: 3.15lb