7Band Audio Equalizer with Headphone Amplifier – Precision Sound Control for Professional and Use Features and Benefits: • Precision Frequency Control: Offers 7band equalization with a ±12dB control range. Bands include 60Hz, 150Hz, 400Hz, 1kHz, 3kHz, 6.5kHz, and 15kHz, enabling finetuning across the full audio spectrum to match your specific listening or production needs. Built with TI or ST original TL074 components for reliable performance and sound accuracy. • Quality Preamplification: Integrated 4580 op amp delivers 5x amplification (14dB gain) for clean, strong, and transparent sound. Input impedance is 20K ohms, output impedance is 600 ohms, ensuring signal transfer in various audio setups. • Headphone Compatibility: Features an NE5532based Type 47 headphone driver that can easily handle all headphone types. Adjustable and low settings let you adapt your audio output to your preferred listening profile, whether using studiograde headphones or everyday consumer models. • Versatile Connectivity: Equipped with a 3.5mm input interface supporting 4pole plugs, ideal for headsets with builtin microphones. Enables normal voice call functionality when used with compatible smartphones. Includes an additional lotusstyle output interface for connection to amplifiers or speakers. Applications: 1. Home Audio Enhancement: Improve clarity, balance, and depth of music playback from your stereo system or streaming source. 2. Studio Mixing and Monitoring: Precisely shape sound during recording, mixing, and mastering for professionalquality results. 3. Mobile Use: Connect to smartphones via 3.5mm input to headphone sound and still retain microphone functionality during calls. Materials and Build: Constructed with quality electronic components from trusted brands (TI or ST TL074, 4580 op amp, NE5532 driver) to deliver stable, durable, and consistent audio performance under continuous use. Performance Highlights: • ±12dB widerange frequency adjustment across 7 bands • Clean, powerful preamplification with low distortion • Drives a wide variety of headphones with ease • Flexible input and output options for diverse setups This compact, reliable equalizer with integrated headphone amplification offers precise control, clean sound, and versatile connectivity for audiophiles, sound engineers, and everyday listeners seeking improved audio performance.