PreSonus Eris 4.5 BT 2nd Gen – Compact Bluetooth-Enabled Studio Monitors

The Eris 4.5 BT 2nd Gen delivers studio-quality clarity in a compact and stylish design. Equipped with Bluetooth 5.0, 50 W amplifiers, and front-panel tuning controls, this pair is perfect for creative spaces, media production, gaming, or desktop studios—offering professional sound without compromising convenience.

Key Features

• 4.5-inch woven-composite woofer & 1-inch silk-dome tweeter: Delivers tight, articulate bass and expressive, detailed highs with balanced imaging.
• Bluetooth 5.0 input: Seamlessly stream audio from phones, tablets, or laptops without extra cables.
• 50 W Class AB amplification (25 W per speaker): Clean and powerful output in a compact form.
• Rear-panel acoustic tuning controls: Adjust bass (centered at 100 Hz) and treble (centered at 10 kHz) ±6 dB for room-specific calibration.
• Multiple inputs & headphone output: Balanced ¼″ TRS, unbalanced RCA, front aux jack, and headphone jack with shared volume control.
• Built-in protections: RF interference shield, subsonic filter, over-temperature, output-current limiting, turn-on/off transient safety, and power-saver mode.

Customer Benefits

With the Eris 4.5 BT 2nd Gen, you get precision monitoring and effortless wireless playback in one package. Acoustic tuning ensures sound adapts to your space, while Bluetooth and flexible connectivity keep your workflow smooth—ideal for mixing, streaming, gaming, or casual listening.

Quick Specs

• Woofer: 4.5-inch woven-composite
• Tweeter: 1-inch ultra-low-mass silk dome
• Amplification: 50 W total (Class AB, 25 W per side)
• Frequency response: 70 Hz – 20 kHz
• Peak SPL: 100 dB @ 1 m
• Acoustic tuning: Bass and treble ±6 dB knobs
• Inputs: Bluetooth 5.0, ¼″ TRS, RCA, front aux
• Headphone output: Front-panel ⅛″ with shared volume control
• Protections: RF, subsonic, over-temp, current limiting, transients, power-saver
• Dimensions (each): Height 24 cm × Width 16.3 cm × Depth 17.8 cm
• Weight (pair): Approx. 4.5 kg

What’s in the Box

• Pair of Eris 4.5 BT 2nd Gen studio monitors
• 1.5 m speaker wire
• ⅛″ TRS to dual RCA cable
• ⅛″ TRS to ⅛″ TRS cable

Use Cases / Ideal For

Ideal for bedroom studios, video production workstations, gaming setups, and compact desktop stations where space is limited but quality matters.

Compatibility

Compatible with any line-level source—Bluetooth-equipped devices, audio interfaces, mixers, and more. Headphone jack mutes the speakers automatically for private listening.

Pros & Cons

✅ Pros:

• Compact and elegant design with accurate, balanced sound
• Bluetooth adds convenient cable-free playback
• Front headphone jack and rear tuning controls improve usability
• Robust protections and power-saver enhance reliability

⚠️ Cons:

• Bluetooth performance may introduce slight audio latency—less suited for precise monitoring
• Limited bass extension below 70 Hz—may benefit from a subwoofer in some setups

The PreSonus Eris 4.5 BT 2nd Gen brings compact, high-quality monitoring with wireless convenience and acoustic flexibility—perfect for modern creative spaces. Experience reliable clarity with Soundium.