Product Price Frequency Response (Hz) Crossover Frequencies (Hz) Slope (dB/Octave) Phase Alignment Impulse Response DSP Algorithm
PreSonus Eris E4.5 BT Gen 2
US
£149.47 70 Hz - 20 kHz 2.8 kHz

Compact 2-way active studio monitors with a 4.5 in woven-composite woofer and 1 in silk-dome tweeter, Bluetooth 5.0, ±6 dB high/low acoustic tuning, and 25W per side Class AB amplification. They offer a 70 Hz-20 kHz response and a 2.8 kHz crossover, suited for small home studios, content creation, and desktop setups.

★ Ideal for

Well suited because it offers a 2.8 kHz crossover and room-tuning HF/LF controls within a 70 Hz-20 kHz response at a price under $300, providing DSP-like tuning flexibility for budget studio monitor crossover needs.

JBL 104 Professional
US
£148.73 60 Hz - 20 kHz (-10 dB); 88 Hz - 20 kHz (-3 dB) 1725 Hz 1st order

Compact powered desktop reference monitors with a coaxial 4.5 in woofer and 0.75 in soft-dome tweeter, 60 W Class D amplification (30 W per speaker), and a 1725 Hz 1st-order crossover. They offer neutral, desktop-optimized response and up to 104 dB peak SPL, suited for home studios, podcasters, and content creators.

★ Ideal for

Suitable for DSP crossover rigs under 300 USD because it has a documented 1725 Hz 1st-order crossover and a wide 60 Hz-20 kHz response, making it easy to integrate with DSP crossovers.