מוניטור אולפני מוגבר PreSonus R65   2-Way monitor with “Air Motion” ribbon tweeter 100/50 W Class-D amplifiers (LF / HF) 6.5″ Woofer with Kevlar membrane Custom designed tweeter with very thin Kapton membrane (<0.01 mm) Tweeter size: 4.4 cm², corresponding to 3" dome Frequency response: 45 - 22000 Hz Crossover frequency: 2.7 kHz Input sensitivity adjustable continuously via gain potentiometer Level control for tweeter: linear / +1 / +3 / +6 dB Switchable high-pass filter: linear / 60 / 80 / 100 Hz Acoustic space switch to bass correction: linear / -1.5 / -3 / -6 dB SPL: 104 dB Inputs: XLR, 6.3 mm jack (balanced), RCA (unbalanced) Input impedance: 20 kOhm (balanced), 10 kOhm (unbalanced) Shielded against RF interference On/off delay Output current limiting Overheating, transient and subsonic protection circuit Energy-saving auto-standby mode - can be deactivated if necessary Housing: vinyl coated MDF Blue front panel can be replaced with a black panel, depending on taste Weight: 6.4 kg Dimensions: 203 x 261 x 328 mm [embed width="640" height="360"]https://www.youtube.com/watch?v=eIYgZfOhHKE[/embed]