IK Multimedia iLoud Micro Monitor, Active Two-Way Monitors, With 3/4"" tweeter and 3"" woofer / midrange with a powerful bass reflex system, Frequency response: 55 - 20,000 Hz (-3 dB), Separate class D amplifiers for tweeters and woofers, Total of four power amplifiers with 7/18 W RMS, Filter settings High Shelf (0, + 2 dB @ 4 kHz), Low Shelf (0, -3 dB @ 300 Hz), Desktop (-8 dB @ 300 Hz), Completely DSP controlled, Bluetooth compatible via A2DP protocol, Dimensions: 180 x 135 x 90 mm, Weight: 1.72 kg, Includes power supply unit, power cord, four-pin speaker connection cable (2 m) and mini jack to 2x RCA connection cable (1.5 m)