Product Price Frequency Response (Hz) Crossover Frequencies (Hz) Slope (dB/Octave) Phase Alignment Impulse Response DSP Algorithm
PreSonus Eris E4.5 BT
US
£140.79 70 Hz - 20 kHz 2.8 kHz

Compact 2-way active studio monitors with a 4.5 in woven-composite woofer, 1 in silk-dome tweeter, Bluetooth 5.0, and 25W per side amplification; include high- and low-frequency tuning controls and rear bass reflex port. Suited for bedroom studios, video production, and portable desktop setups that need accurate sound in a small footprint.

★ Ideal for

Suitable because its compact 2-way design, 70 Hz-20 kHz response, and 2.8 kHz crossover provide accurate monitoring in small portable setups.

Behringer DEQ2496 Ultra-Curve Pro (rackmount DSP equalizer/crossover)
US
£173.58 10 Hz - 35,000 Hz Two 32/40-bit floating-point SHARC processors (24-bit/96 kHz processing)

The DEQ2496 is a 1U rack 24-bit/96 kHz mastering EQ, RTA and multifunctional DSP processor offering 31-band graphic EQ, 10-band parametric EQ, feedback destroyer, dynamic EQs, and a 61-band real-time analyzer. It includes high-quality AKM A/D and D/A converters, AES/EBU and S/PDIF I/O, MIDI for updates, and two SHARC floating-point processors for high-resolution DSP. Suited for studio mastering, PA tuning, and speaker/room correction.

★ Ideal for

Ideal for compact portable DSP crossover use with studio monitors because it provides 24-bit/96 kHz processing, selectable parametric and graphic EQ modules, and a 61-band RTA for precise speaker/room correction.

DBX DriveRack PA2 (compact DSP processor with crossover)
US
£439.15 AutoEQ, AFS (Advanced Feedback Suppression), dbx compression and limiting, Subharmonic Synthesis

The DriveRack PA2 is a 1U loudspeaker management processor offering configurable one-, two- or three-way crossovers, AutoEQ tuning, feedback suppression, parametric EQs and driver alignment delays with Ethernet/mobile control. It suits live and installed systems that need compact, flexible system-level DSP and remote setup.

★ Ideal for

Suitable for compact and portable DSP crossovers for studio monitors because it provides configurable 1-3 way crossovers, AutoEQ and driver alignment delays for precise tuning.

miniDSP Flex Digital (balanced/DSP with Dirac option)
US
£368.76 20 Hz - 20 kHz ± 0.1 dB 32-bit floating-point SHARC ADSP21489 @ 400MHz; IIR and FIR filters, biquad programming, flexible parametric EQ

Compact 2-in/4-out floating-point DSP with balanced analog I/O, USB/SPDIF/TOSLINK/Bluetooth inputs, per-output gain/delay/crossover/PEQ, and optional Dirac Live room correction. Suited for subwoofer integration, active speaker tuning, and studio or home applications requiring precise digital crossover and room correction.

★ Ideal for

Suitable for compact portable DSP crossovers for studio monitors because it provides 2-in/4-out processing, per-output crossovers and delays, and optional Dirac Live room correction with 32-bit floating-point SHARC DSP.

miniDSP Flex (unbalanced)
US
£520.69 20 Hz - 20 kHz ± 0.1 dB Butterworth: 6,12,18,24,30,36,42,48 dB/octave; Linkwitz-Riley: 12,24,48 dB/octave; Bessel: 12 dB/octave FIR + IIR

The miniDSP Flex (unbalanced) is a compact 2-in/4-out digital signal processor with flexible crossover, parametric EQ, delay and FIR/IIR filtering. It supports multiple digital and analog inputs, a 400 MHz SHARC DSP, 96 kHz processing and advanced biquad programming for custom filter designs, making it suitable for speaker tuning and subwoofer integration.

★ Ideal for

Ideal for compact, portable DSP crossovers for studio monitors because it provides per-output crossovers with selectable filter types and slopes, 8 biquad crossover biquads per channel and FIR+IIR filtering at 96 kHz.