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

Parameters Display screen: VFD (Vacuum Fluorescent Display) Resolution: 25 × 15 Frequency range supported: 32Hz-20KHz Display item: music spectrum / sound level / clock Audio signal input: 3.5mm AUX / MIC Work mode: 1. Auto mode (display music spectrum when music input display clock mode when no music input) 2. Auto mode without clock display (display music spectrum when music input enter deep sleep mode when no music input) 3. Music spectrum mode (always) 4. Clock display mode (always) Sound level display mode: 3 kinds 1. Normal mode 2. Mirror mode 1 3. Mirror mode 2 Amplification curve settings: 5 modes 1. Compressed low-frequency 2. Compressed low-frequency to enhance high frequency 3. No enlarging(default setting) 4. Slightly compression low frequency to enhances high frequency 5. Enhance high frequency Music spectrum mode: Normal mode / Invert color mode