XL-355DM是一款D类单声道功放，电路板采用保形涂层，涂有一层透明材料，可保护部件免受潮湿，灰尘和极端温度的影响，能够承受恶劣的潮湿环境。运用最新的D类设计，凭借小身材可以在户外，如山地车，游艇等上大放异彩，为消费者提供无与伦比的聆听享受。
350 Watt High Efficiency Class D Design
2-OHM Stable Mono Block Amplifier
Ultra Low Current Draw
Double Sided Copper Plated PCB
Conformal Coated PC Board
PWM MOSFET Power Supply
Digital Sound Optimization Circuitry
High Damping Control Circuit
Variable Subsonic Filter
High Current Voltage Ripple Rejection Circuitry
3.5mm AUX Input
Remote Soft Delay Turn On/Off Circuit
Variable Low Pass Electronic Crossover
Variable 12dB Bass Boost EQ
Variable Gain Control
Wired Secondary Remote Gain Control Included
Protection Circuit: Impedance Over-load, Speaker Short, Circuit, Thermal Overheating, and DC Output.
Selectable Subwoofer EQ: 0 - 18 dB Gain @ 45Hz
Variable Subsonic Freq: 10 Hz - 50 Hz
Inputs: RCA (speaker level compatible)/3.5mm Mini Jack Input
Equalization Boost/Cut: 0 - 18 dB
Subwoofer Frequency Range: 10 Hz - 250 Hz
Power Supply: Unregulated PWM
Height: 1.6"
Width: 4.5"
Depth: 7.5"
4-ohm Mono Power: 200 watts x 1
4-ohm Power: 200 watts x 1
1-ohm Mono Power: n/a
2-ohm Power: 350 watts x 1
Subwoofer EQ Frequency: 45 Hz
Variable Subwoofer EQ: 0 - 18 dB
Low-Pass Crossover Freq: 50 Hz - 250 Hz
High-Pass Crossover Freq: N/A
Peak Power: 700 watts
Crossover Slope: 24 dB
Dimensions (in Inches): 7.5" x 4.5" x 1.6"
Input Sensitivity: 0.25 V - 10.0 V
S/N Ratio: >85 dB
Total Harmonic Distortion: 0.04% at Rated Power
Strapped Output Power @ 2ohms: N/A
Output Power (14.4 V) @ 4 ohm: 200 watts x 1
Output Power (14.4 V) @ 2 ohm: 350 watts x 1
Output Power (14.4 V) @ 1 ohm: N/A
Channels (mono): 1
Frequency Response: 10 Hz - 300 Hz