Audio Analyzer VU Meter Music Spectrum Indicator 21.8*2.8*7.2cm Durable
X LED Music for Spectrum Display Module. Up to 84 effects. Product size: length 21.8cm, width 2.8cm; height 7.2cm. Power input: USB 5V1A. x Audio Cable. Display Mode: 16, 24 rows, 384 LEDs. 12 kinds of display.