PSI Audio A21-M - Active Two-Way Midfield Reference Monitor (Black)Redefine the way you produce with the A21 M! It is an astonishing monitor used for the most demanding audio productions, allowing the user to be in full control of the sound image in all regards down to the finest details. Features: 100% Analog No DSP Flat frequency response Perfect stereo image Handmade Tweeter Class G H Amplifiers Individually calibrated 5+1 years warranty Handmade in Switzerland Your success story with the A21 M Only you know where