7Band Car Sound Equalizer with Headphone Amplifier Experience precise audio control and enhanced listening clarity with this 7band car sound equalizer, designed for performance and versatile compatibility. Built to deliver powerful sound, it offers professionalgrade features in a compact, robust design. Key Features and Benefits: Compatible with headphones: Integrated NE5532based Type 47 headphone driver circuit makes it easy to drive all types of headphones, with adjustable and low frequencies for a tailored listening experience. Durable aluminum alloy construction: strength housing ensures longlasting performance, effective heat dissipation, and stable operation even in demanding environments. Wide power supply range: Operates on DC 5V to 12V, making it suitable for car audio systems and other portable setups. Dual channel sound: Supports stereo audio for a richer and more immersive soundstage. quality amplification: 4580 op amp delivers 5x preamplification gain (14dB) for clear, powerful output. Optimized impedance: Input impedance of 20K and output impedance of 600 ohms for improved signal handling and compatibility with a variety of devices. Convenient connectivity: 3.5mm input interface supports 4pole plugs for headphonemicrophone combinations, enabling normal voice calls when connected to smartphones. Additional output option: Includes RCA (lotus) interface for flexible connection to amplifiers or other audio equipment. Practical Applications: 1. Car Audio Enhancement: Install in your vehicle to finetune sound frequencies, ensuring balanced audio whether you prefer strong bass or crystalclear highs. 2. Professional Monitoring: Use with headphones in a studio or DJ environment for accurate sound adjustments and audio detail. 3. Mobile Device Integration: Connect your smartphone to enjoy improved sound quality while maintaining voice call functionality through your headset microphone. This 7band sound equalizer offers precision control, durable construction, and versatile connectivity, making it ideal for both automotive audio enthusiasts and professional audio setups.