Presonus Eris 3.5 Monitors

Features
Presonus Eris 3.5 Inch Active Multimedia Monitors, Pair
3.5-inch Kevlar™ low-frequency transducer
1-inch (25 mm), ultra-low-mass, silk-dome, high-frequency transducer
RCA and ¼-inch balanced TRS rear-panel inputs
Front-panel 1/8-inch stereo Aux In for use with mobile audio devices
Integrated headphone amplifier with front-panel stereo 1/8-inch jack
High- and low-frequency controls let you fine-tune the speaker’s response
Front-panel Volume control
Rear-firing, round bass-reflex port
25W/side Class AB amplification

Specifications
Presonus Eris 3.5 Inch Active Multimedia Monitors, Pair
Inputs
Stereo 1/8-inch: 1
Balanced 1/4-inch TRS: 2
Unbalanced RCA: 2
Performance
Frequency Response: 80 Hz – 20 kHz
Crossover Frequency: 2.8 kHz
Amplifier Power: 25W/speaker
LF Driver: 3.5-inch Kevlar®
HF Driver: 1-inch silk dome
Peak SPL (@ 1 meter): 100 dB
Input Impedance: 10 k Ohms
User Controls
Volume Range: A-type taper
MF Control: Variable (-6 to +6 dB, center 100 Hz)
HF Control: Variable (-6 to +6 dB, center 10 kHz)
General
Power: 100-120V 50/60 Hz or 220-240V 50/60 Hz
Cabinet: Vinyl-laminated, medium-density fibreboard
Dimensions (WxDxH): 5.6″ (141 mm) x 6.4″ (162 mm) x 8.3″ (210 mm)
Weight (Per Pair): 6.4 lb. (2.9 kg)