(2) KRK RP6-G3 Rokit Powered 6" Powered Studio Monitor RP6G3+Presonus TubePre V2 KRK RP6-G3 Rokit Active 6" Inch Studio Reference Monitor. Optimized voicing for greater clarity across all musical styles. Improved front-firing bass port provides greater bass accuracy. New striking design. Improved Front Baffle design reduces risk of diffraction distortion. System optimized Limiter. Lightweight, glass-aramid composite woofer delivers . clear midrange and tight bass. features push in protected Dust Cap. Front Baffle design reduces risk of diffraction distortion. High Frequency adjustment tailors the system to personal taste. Low-resonance enclosure for minimized distortion and colorization. Front firing port for reduced boundary coupling. Factory installed foam pad - isolation between the speaker and surface. Presonus TubePre V2 Vacuum Tube Preamp. XMAX Class A preamp input stage. 12AX7 dual-servo vacuum tube output stage. Input Gain control. 48V phantom power. 80 Hz high-pass filter. -20 dB pad. Instrument input select. Polarity-reverse switch. Backlit VU meter. Clip LED. Input/Output. 1 unbalanced  instrument input. 1 balanced XLR mic input. 1 unbalanced  line output. 1 balanced XLR line output. Physical. Compact 1/3U rack-mount chassis. External 12 VDC, 1A power supply. Mic Input. Connector Type XLR, female, balanced. EIN -131 dB, 20 kHz BW, max gain, Rs=40O, A-wtd -128 dB, 20 kHz BW, max gain, Rs=40O, unwtd. Frequency Response 20 Hz  20 kHz, -0.3 dB, +4 dBu, unity gain 5 Hz - 120 kHz, -3 dB, +4 dBu, unity gain. THD+N 0.01%, -10 dBu, 1 kHz, unity gain, 20 kHz BW, unwtd. Dynamic Range 115 dB, 1 kHz, unity gain, 20 kHz BW, A-wtd 107 dB, 1kHz, unity gain, 20 kHz BW, unwtd. Input Impedance 1.3 kO. Phantom Power +48 VDC, 10 mA. Instrument Input. Connector Type  TS, female, unbalanced. Input Impedance 1 MO. Analog Output. Connector Types XLR, male, balanced  TS, female, unbalanced. Maximum Output +20 dBu. Output Impedance 51O. Tube Stage. Type 12AX7. Power. External Power Adapter +12 VDC, 1A, center-pin positive. PSU Barrel Dimensions 5.5 mm O.D., 2.1 mm I.D., 9.5 mm length. Physical.