AUDIO CONTROL (DM-RTA) REAL TIME ANALYZER AND MULTI-TEST TOOL Building from a legacy of trusted professional audio measurement products, the DM-RTA™ brings the vital tools you rely on to one indispensable interface. Populated with every connector we could think of, and coupled with the new DM-RTA app, AudioControl’s DM-RTA helps you take your car audio, marine audio or home theater installations to new levels of perfection and control. The DM-RTA connects to a Mac or PC via USB, or to a phone or tablet via Bluetooth using the AC-BT24 Bluetooth Streamer/Programmer (available separately). PRODUCT HIGHLIGHTS: five-in-one signal analyzing tool AudioControl's DM-RTA app for PC, Android, or iOS device included voltage meter (Vrms) real-time analyzer (RTA) 1/3, 1/6, or 1/12 octave resolution SPL meter polarity checker oscilloscope FEATURES: Test and Measure Any Signal Balanced Line Level Inputs and Outputs Unbalanced Line Level Inputs and Outputs Speaker Level Inputs (handles up to 400 watts) Microphone Input with 48V Phantom Power (microphone sold separately) Microphone presets (for CM-10, CM-20 & C550H) Digital and USB Outputs Connect to PC/Mac, Phone or Tablet Option Port for Bluetooth Connectivity Battery Powered and Compact for Portability DM-RTA app available in downloads for Mac/PC, or App Store, Google Play Dimensions: Approx. 8 x 6 x 2.5 inches Weight: 1.9lbs OTHER FEATURES: Inputs: microphone, balanced line, unbalanced line, speaker-level switchable 48V phantom power for mic input Onboard test tones with adjustable frequency and output level: sine wave, pink noise, square wave Outputs: balanced line, unbalanced line, digital coax, digital optical, USB Port for optional AC-BT24 Bluetooth module for wireless monitoring Rechargeable battery included Mic not included