Nobsound AK2515 Pro Audio Spectrum Analyzer with VFD Display, MIC Input & Advanced AGC - Precise Sound Level Meter for Musicians and Audio Enthusiasts

High-Resolution VFD Sound Level Meter: The AK2515 analyzer features a 25x15 resolution VFD display, ensuring precise frequency band representation. It also contains an accurate clock display, using an SD3078 built-in crystal oscillator for ±3.8ppm accuracy, with a monthly error under 10 seconds, offering both functionality and style. Versatile Frequency Range and Connectivity: Covering a broad 20Hz-20kHz frequency sweep, the AK2515 provides high-precision frequency point testing. The 3.5mm AUX and MIC inputs support both wired and wireless connections, capturing each nuance in sound effortlessly. Advanced AGC and Customizable Display Modes: The AK2515 incorporates a special AGC and spectrum algorithm for optimal visual effects across a wide range of input signals. Switch between -10/-5/-3/-1/0dB gain settings and select from three display modes (real output, smooth output I, smooth output II) to suit your specific requirements. Extensive Customization and Adjustable Settings: Personalize your experience with adjustable brightness, main light column falling speed, peak holding and falling speeds, and more. The AK2515 also supports date and time display, four font types, five music spectrum modes, five clock modes, and three level modes, all with a power-off memory function for user convenience. Noise Filtering and Multiple Modes: With five frequency division and amplification curve modes, the AK2515 improves visual clarity and sound quality. The noise filtering function greatly enhances sound clarity, making it appropriate for various environments. Choose from auto, deep sleep, music spectrum, and clock display modes to optimize your audio analysis