
PreSonus Eris E4.5BT 4.5 inch Studio Monitor Speakers with Bluetooth - Pair
Features
Components and construction
- 4.5-inch (114 mm) woven composite low-frequency transducer
- 1-inch (25 mm), ultra-low-mass, silk-dome, high-frequency transducer
- Rear-firing acoustic port for superior bass-frequency reproduction
- Optimized, resonance-suppressing internal bracing
User controls
- High- and low-frequency tuning controls
- Front-panel Volume control for speakers and headphone amplifier
- Bluetooth pairing button
Power and safety
- 50 watt (25W/side), Class AB bi-amplification
- RF interference, output current limiting, over-temperature, transient, and subsonic protection
- Amplifier “soft start” feature eliminates popping on power-up
- Internal power supply with IEC connector
- Power switch with on/off LED
Inputs and outputs
- Stereo Bluetooth 5.0 wireless input
- Balanced ¼-inch TRS, unbalanced 1/8-inch stereo, and RCA inputs
- Integrated stereo headphone amplifier with front-panel 1/8-inch output
Specifications
- Inputs:
- Bluetooth 5.0
- 1- Stereo 1/8"
- 2- Balanced ¼” TRS
- 2- Unbalanced RCA
- Performance:
- Frequency Response: 70 Hz - 20 kHz
- Crossover Frequency: 2.8 kHz
- Amplifier Power: 25W/speaker
- LF Driver: 4.5"
- HF Driver: 1” silk dome
- Peak SPL (@ 1 meter): 100 dB
- Input Impedance: 10 kΩ
- 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)
- Protection:
- RF interference
- Output-current limiting
- Over-temperature
- Turn-on/off transient
- Subsonic filter
- External mains fuse
- Power: 100-120V ~50/60 Hz or 220-240V ~50/60 Hz
- Cabinet: Vinyl-laminated, medium-density fiberboard
- Physical:
- Width: 5.6" (141 mm)
- Depth: 6.4" (162 mm)
- Height: 8.3" (210 mm)
- Weight (per pair): 6.4 lb. (2.9 kg)
Original: $247.95
-65%$247.95
$86.78Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Features
Components and construction
- 4.5-inch (114 mm) woven composite low-frequency transducer
- 1-inch (25 mm), ultra-low-mass, silk-dome, high-frequency transducer
- Rear-firing acoustic port for superior bass-frequency reproduction
- Optimized, resonance-suppressing internal bracing
User controls
- High- and low-frequency tuning controls
- Front-panel Volume control for speakers and headphone amplifier
- Bluetooth pairing button
Power and safety
- 50 watt (25W/side), Class AB bi-amplification
- RF interference, output current limiting, over-temperature, transient, and subsonic protection
- Amplifier “soft start” feature eliminates popping on power-up
- Internal power supply with IEC connector
- Power switch with on/off LED
Inputs and outputs
- Stereo Bluetooth 5.0 wireless input
- Balanced ¼-inch TRS, unbalanced 1/8-inch stereo, and RCA inputs
- Integrated stereo headphone amplifier with front-panel 1/8-inch output
Specifications
- Inputs:
- Bluetooth 5.0
- 1- Stereo 1/8"
- 2- Balanced ¼” TRS
- 2- Unbalanced RCA
- Performance:
- Frequency Response: 70 Hz - 20 kHz
- Crossover Frequency: 2.8 kHz
- Amplifier Power: 25W/speaker
- LF Driver: 4.5"
- HF Driver: 1” silk dome
- Peak SPL (@ 1 meter): 100 dB
- Input Impedance: 10 kΩ
- 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)
- Protection:
- RF interference
- Output-current limiting
- Over-temperature
- Turn-on/off transient
- Subsonic filter
- External mains fuse
- Power: 100-120V ~50/60 Hz or 220-240V ~50/60 Hz
- Cabinet: Vinyl-laminated, medium-density fiberboard
- Physical:
- Width: 5.6" (141 mm)
- Depth: 6.4" (162 mm)
- Height: 8.3" (210 mm)
- Weight (per pair): 6.4 lb. (2.9 kg)



















