ITEM NAME:2x13 USB Mini Spectrum LED Board Voice Control Sensitivity Adjustable Green F7R8 2x13 USB Mini Spectrum LED Board Voice Control Sensitivity Adjustable Green F7R8 Module size: 39.5mm*15mm*10mm light: Green light With a microphone, no need to connect to audio cable. Power: 5V(USB interface ). High brightness. Using single-chip microcomputer drive, spectrum is better. Sensitivity to sound, 10 step adjustable. colour: Picture color Material: PC Package Contents: 1 * Spectrum light Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
