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PreSonus

PreSonus Eris 4.5BT Bluetooth Studio Monitors, Pair — 4.5" Inch Powered Bookshelf Speakers, Stereo, Desktop Computer, Near Field Music Production, Audio Mixing Recording

  • Based on 25,987 reviews
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Availability: In Stock.
Fulfilled by Amazon
Arrives Sunday, Jul 5
Order within 7 hours and 23 minutes
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Size: 4.5" Bluetooth


Color: Black


Features

  • A studio monitor for multimedia, gaming, watching movies, or producing your next hit
  • 50W of Class A/B power. 25 watts of Class-AB power for each speaker provides all the volume you want without sacrificing tonal balance or audio clarity.
  • Big low end, compact size. 4.5-inch woven-composite drivers produce a powerful, accurate, and smooth bass response.
  • Natural high-frequency response. 1-inch (25 mm) ultra-low mass, silk-dome, high-frequency transducers provide a wide sweet spot for superior stereo imaging.
  • Bluetooth 5.0 technology ensures outstanding wireless audio quality.
  • All the connections you need: 14-inch TRS balanced inputs for professional audio devices, unbalanced RCA inputs for consumer electronics, plus a convenient front-panel 18-inch TRS stereo aux input for your smartphone.
  • Customize for your ears and your room. High and Low Acoustic Tuning controls let you fine-tune the Eris 4.5BT precisely to your environment to further ensure the best sound possible
  • Built-in headphone amp. Easy-access front-panel headphone output interrupts the speakers so you can listen in private without rewiring.
  • Add a subwoofer. Companion 8-inch subwoofer available.
  • Energy Saver. Power Saver mode engages after 40 minutes.

Description

Small enough to fit on any desk, yet powerful enough to fill your room with sound, PreSonus Eris 4.5BT studio monitors are the perfect way to bring studio quality sound to your home and a great choice for gaming and content creation. With Bluetooth wireless connectivity, you can stream your favorite music from any device, and with 50W of onboard Class AB power, you can enjoy loud, clear audio, without distortion. Fine-tune the speakers’ response to your exact needs with low- and high-frequency tuning controls or listen to your music in private with the integrated headphone amplifier. And with their elegant design, they’ll look great in any environment.

Brand: PreSonus


Speaker Maximum Output Power: 50 Watts


Frequency Response: 20 KHz


Connectivity Technology: 1/4" TRS, Auxiliary, Bluetooth 5.0, RCA


Audio Output Mode: Stereo


Audio Output Mode: Stereo


Mounting Type: Shelf Mount


Enclosure Material: Metal, Plastic


Speaker Type: Monitor


Additional Features: Featuring an integrated headphone output, flexible connection options, Bluetooth 5.0, and easily adjustable high- and low-frequency controls to fine-tune speaker response, Eris 4.5BT powered desktop speakers ensure optimal performance in any environment – from the home studio, to the dorm room, and more. Eris 4.5BTs deliver clear, accurate, studio-quality sound, with a powerful low-end punch and expressive, articulate highs, for a sound that’s big, bold, and balanced.


Antenna Location: Multimedia, Gaming, Studio-Quality Music Production


Subwoofer Diameter: 8 Inches


Color: Black


Is Waterproof: FALSE


Warranty Type: Limited


Control Method: Touch


Speaker Size: 4.5 Inches


Woofer Diameter: 4.5 Inches


Tweeter Diameter: 1 Inches


Bluetooth Range: 100 Meters


Specific Uses For Product: Multimedia, Gaming, Studio-Quality Music Production


MP3 player: No


Controller Type: Button


Unit Count: 1.0 Count


Item Dimensions D x W x H: 6.4"D x 7"W x 9.5"H


Item Weight: 12.6 Pounds


Compatible Devices: Smartphone, Tablet, Laptop


Power Source: Corded Electric


Is Electric: Yes


Brand: PreSonus


Model Number: Eris 4.5BT


Model Name: Eris 4.5BT


Built-In Media: 1 pair of Eris 4.5BT monitors


Warranty Description: 2 year manufacturer


Number of Items: 2


Customer Package Type: FFP


UPC: 673454011894


Manufacturer: PreSonus


Speaker Maximum Output Power: 50 Watts


Number of Power Levels: 1


Frequency Response: 20 KHz


Number of Audio Channels: 2.0


Signal-to-Noise Ratio: 74 dB


Connectivity Technology: 1/4" TRS, Auxiliary, Bluetooth 5.0, RCA


Wireless Technology: Bluetooth


Subwoofer Connectivity Technology: Wireless


Connectivity Protocol: Bluetooth


Audio Driver Type: Dynamic Driver


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Sunday, Jul 5

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Similar Products

Top Amazon Reviews

    • PreSonus Eris 4.5BT – Totally Worth It!
Size: 4.5" Bluetooth Color: Black
I’ve been thinking about getting some decent monitors for my home studio for a while, but I didn’t want to spend a fortune. After checking out a bunch of options, I landed on the PreSonus Eris 4.5BT – great reviews, solid price. First Impressions When I turned them on, I was expecting just “decent” sound, but honestly, these little guys surprised me. Super clear highs, a nice open midrange, and the bass—okay, it won’t shake your walls, but for their size, it’s actually pretty solid. Definitely not high-end studio monitors, but for home use? Absolutely perfect. What I Liked Sound quality – way better than expected! Everything is clear, no weird muddiness or distortion. EQ controls – actually useful. I tweaked the highs down -2dB, and it made a nice difference. Bluetooth – didn’t think I’d use it much, but turns out, it’s super handy for quickly playing reference tracks from my phone. Compact size – they don’t take up much space, but they sound much bigger than they look. Comes with isolation pads – small detail, but really helps with vibrations and improves the sound. What Could Be Better There’s a slight hiss at max volume. Not a dealbreaker, though, since I usually keep them at a reasonable level anyway. Final Thoughts If you’re a beginner producer, musician, or just want solid sound without spending a ton, PreSonus Eris 4.5BT is a great pick. They’re balanced, versatile, and sound way better than you’d expect for the price. Highly recommend! ... show more
Reviewed in the United States on February 7, 2025 by Mike
    • Worth the Cost
Size: 4.5" Bluetooth Color: Black
Purchased 4.5BT. Great sound, exceptionally good fidelity at low volume levels. Bass good without needing the bass speaker.
Reviewed in the United States on May 15, 2026 by Frank Lozano
    • What's not to like?
Size: 4.5" Bluetooth Color: Black
These powered speakers sound great! Very transparent without being overly bright. Plenty of bass without being thumpy. Clean midrange. They are well balanced and very natural sounding in the near field. The internal amps are without audible buzz or hum. The Bluetooth works well too. You will enjoy listening through them. ... show more
Reviewed in the United States on April 16, 2026 by careful
    • Close the studio quality
Size: 4.5" Bluetooth Color: Black
I have a set of Yamaha HS7, which are regarded as studio standards. My honest opinion is that these speakers sound very close to my Yamaha’s. That is unbelievably great.
Reviewed in the United States on May 7, 2026 by Mark A.
    • Great product
Size: 4.5" Bluetooth Color: Black
I bought a JBL 104-BT. The sound was like sharpened and I couldnt tell the left or right of the sound easily. The sound is like in the very straight mid. The sad thing was that that speaker goes into standby after a while and takes a few seconds to wake up. The bass was also weak. So my wife finally picked this one. It has a deeper bass. The sound is more natural and immersive. I can tell the direction now. This feature is important since I play video games even fps with speakers. If I turn off the auto standby button in the behind, the speaker is always ready to play. I occasionally play some voice after silenced for some time. This always-on feature makes the process smoother. If the budget is allowed for a little more. I would recommend Yamaha HS4. ... show more
Reviewed in the United States on June 19, 2025 by Public Name
    • Unbearable High-Pitched Noise from the Moment It Was Turned On
Size: 4.5" Bluetooth Color: Black
As soon as I turned it on, a piercing high-pitched beeping noise started and wouldn’t stop. It was extremely painful to listen to, so I returned it immediately. If Amazon hadn’t accepted the return, I honestly can’t imagine how I would have continued using this speaker. Do not buy!
Reviewed in the United States on January 11, 2026 by Ryan Kim
    • Perfect for my LP player!
Size: 4.5" Bluetooth Color: Black
These speakers sound amazing! My LPs now sound great and these speakers pack a punch for their size.
Reviewed in the United States on March 22, 2026 by R. Greaves
    • Cumplen lo que prometen
Size: 4.5" Bluetooth Color: Black
Me ha ido bien con ellos
Reviewed in the United States on May 5, 2026 by Libro valioso

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