PreSonus Eris 4.5BT Bluetooth Active Studio Monitors - 2nd Generation

No space for big monitors? Eris 4.5BT are ideal for small studios, gaming rigs, and anywhere you need 50 watts of power in a surprisingly compact package.

PreSonus Eris-series studio monitors are used worldwide by audio engineers and producers who need to hear every detail of their recordings. Eris 4.5 BT media reference monitors deliver studio-quality sound in an elegant, compact form factor that makes them ideally suited for bedroom studios, video production, and high-fidelity gaming setups.

With 25 watts per side of onboard power, the Eris 4.5 BT reference monitors pack a serious low-end punch, while still delivering clear, accurate audio. Improved speaker voicing over previous designs delivers richer lows and a smoother crossover transition for articulate, accurate transient reproduction through the frequency range and a less fatiguing listening experience.

Integrated Bluetooth 5.0 wireless connectivity, flexible analog connection options, and a convenient, integrated headphone output make Eris 4.5 BT's at home in any environment, from home studios to dorm rooms. High- and low-frequency controls make it easy to adjust the Eris speaker's frequency response to taste and ensure optimal performance in any space. Whether making music or listening to your favorite songs, Eris 4.5 BT provides a studio-quality sound that will bring your audio to life.


- 4.5-inch, woven-composite, low-frequency transducer
- 1-inch (25 mm), ultra-low-mass, silk-dome, high-frequency transducer
- Fast, reliable, stereo Bluetooth 5.0 wireless input
- 50W (25W/side) Class AB amplification
- 70 Hz to 20 kHz frequency response
- 100 dB SPL read more (Peak, @ 1 meter)
- RCA and -inch balanced? TRS rear-panel inputs
- Front-panel stereo Aux In for use with mobile audio devices
- Integrated headphone amplifier with front-panel stereo jack
- High and low frequency controls let you fine-tune the speaker's response
- Front-panel Volume control
- Elegant, compact enclosure
- Rear-firing, round bass-reflex port

Get an overview of Eris 2nd Gen monitors in this video from PreSonus:
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-Voltage: 100-120V
-Wattage: 25 Watts (Each Speaker)
-Connection Type: IEC
-Cabinet Material: Vinyl-Laminated, Medium-Density Fiberboard
-Protections: RF Interference, Output-Current Limiting, Over-Temperature, Turn-On/Off Transient, Subsonic Filter, External Mains Fuse
-Audio Controls: Volume Range: A-type TaperMF Control: Variable (-6 to +6 dB, Center at 100 Hz)HF Control: Variable (-6 to +6 dB, Center at 10 kHz)
-Peak SPL: 100 dB (at 1 Meter)
-Crossover Frequency: 2.8 kHz
-Monitor Inputs: 1 x Stereo 1/8", 2 x Balanced 1/4" TRS, 2 x Unbalanced RCA
-HF Transducers: 1" Silk Dome Tweeter
-LF Transducers: 4.5"
-Frequency Response: 70 Hz - 20 kHz
-Input Impedance: 10 k
-Monitor Amplifier Power: 25 Watts (Each Speaker)
Dimensions and Weight in Packaging
Shipping Weight: 2.4 lbs
Shipping Dimensions: 13 x 10 x 9 in
Manufacturer Part Number (MPN): 2777500123

For support or warranty questions, please contact the manufacturer:
Phone: 225-216-7887


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