זוג מוניטורים אולפניים מוגברים PreSonus Eris E3.5-BT   3.5″ Woofer with Kevlar diaphragm 1″ Tweeter with silk diaphragm Frequency response: 80-20,000 Hz Sound pressure level (SPL): 100 dBA (peak) Inputs: TRS (L/R, balanced), RCA pair (L/R), 3.5 mm stereo jack Bluetooth 5.0 Headphone jack on the front panel (stereo mini jack) Volume control on the front panel with on/off switch and LED Class AB power amp with 2x 25 W Switch-on delay and output current limiter Protection against overheating and subsonic filter Dimensions: (W x D x H) 210 x 141 x 162 mm Weight: 2.9 kg Includes a 1.5 m mini-jack cable (TRS to TRS), 1.5 m adapter cable (mini jack TRS to 2x RCA), and a cable for connecting the left to the right speaker