1. With OLED display, since the OLED display self-luminous features, no backlight module, so the display is more pure than the LED screen!
2. The board comes with Micro USB and 3.5MM headphone jack, while reserving the 2.0MM pitch row of socket. Can be directly connected to the seat surface to use, you can also weld the lead wire to install it to the amplifier chassis panel!
3. Support 32Hz-20KHz precision sweep, and in the 10Hz-20KHz range of the signal can be displayed.
4.21 frequency band design!