Check the listing for details. EVOR04-slim: Color LCD audio analyzer, VU meter, Oscilloscope, Spectrum. Condition: New. Listed at 86.00 USD. Features 3.5" TFT Color LCD display Touchscreen interface Wide range 5V to 24V power supply or powering through USB 8 viewing modes: VU meter, 31 band real time spectrum, Oscilloscope, Envelope, Goniometer (X-Y plot, Vectorscope), Analog VU meter, Frequency tune, Spectrum More than 200 adjustable parameters 2 displayed channels, each individually selectable from 2 inputs (total 4 inputs) 48 programmable presets 127 image slots for the background and the skins Adjustable 0dB reference in range from 2.2 mVrms to 2 Vrms Wide bandwidth input signal 8 Hz - 22 kHz USB communication with a PC USB connector, for power or modification of presets from PC and MAC Fully functional in standalone powering (USB connection is used only for modification of internally stored presets) Plastic case for EVOR04-slim: EVOR04 slim Case1 Many viewing modes with a lot of adjustable parameters: Connections: Four audio input 3.5mm connectors, in two pairs for Left and Right channels. Input level range from 2.2 mVrms to 2Vrms in 0.75 dB steps Power connector 3.5mm/1.3mm for wide range supply voltage: 5 V - 24 V Micro USB connector for 5V power and communication Gallery Video: According to the new Ebay rules, cannot be embedded Youtube videos anymore. You can watch them directly on Youtube: General demo of all effects Demo of analog VU-meters effects Download EVOR04-slim Datasheet, USB drivers, VuRemote PC program, Factory configuration and images can be downloaded from sch-remote.com. Shipping: All items are shipped within 2 working days after payment. Each order has a tracking number, traceable at 17track.net or track-trace.com. The package includes only the EVOR04-slim unit. You need a general purpose wires to provide power and audio. For presets modification by a PC and MAC is required a USB cable type A - micros.