Features:
1. This product supports two power supply voltage, you can choose one to use.
2. When the frequency spectrum shows the sensitivity of the input sound, the CW rotates to switch between one increase in sensitivity.
3. When CCW rotates, the sensitivity decreases, and the frequency response is 300-20KHz.
4. Convenient to use and good performance, with small size, easy to carry and store.
5. With strict quality control and quality assurance, high safety factor, it can be used with peace of mind.

Specification:
Item Type:LED Music Spectrum Display
Input voltage:USB 5V/12V (5V outlet can't input 12V)
Display characteristics:25 sections,15 levels
Frequency Response:300Hz-20KHz

Package List:
1 x LED Music Display