Check the listing for details. Digital Audio Spectrum Analyzer Display VU Meter 31-Segment BDS PP-131 / PP-31. Condition: New. Listed at 350.99 USD. Features: - Designed in Taiwan by BDS - Standard 2U thin and ultra-small chassis size - Using high-performance DSP chip control - Absolutely accurate real-time 31-band frequency point level - Integrated LED: A total of 930 lights dynamic module display - Each frequency point uses 30 lights to display the level signal - The panel is simple, easy to control, durable and stable - Input and output support XLR and RCA socket - Real display and smooth display mode settings - Multiple graphics display switching - PHT (PEAK HOLD TIME) peak hold time setting - MFT (MAIN FALL TIME) main spectrum fall time setting - Stereo sampling. Can be independently displayed on the spectrum at the same time - Microphone output interface with volume adjustment - Automatic gain increase and decrease function - Real-time input level display dual 31 segments - This machine uses a lossless through synchronization circuit - The panel supports spectrum light brightness adjustment - Support input level sensitivity adjustment - AC full voltage power supply input Technical Parameters: - Power supply requirement: AC 90V-260V (50HZ / 60HZ) - Power consumption: 10W-15W - Input interface: XLR, RCA - Input sensitivity: 0V-1V - Output interface: XLR, RCA - LED module: 30 points of light-emitting diodes*31 segments, a total of 930 points - LED color: White -Panel color:Black - Size: 483mm*88mm*130mm - Net weight: 2.5KG The price is for 1pcs module, not 2pcs