The Sp Audio Sp-300.4 Mini car amplifier is a four-channel amplifier that operates in Class D. It delivers 4 × 300 W RMS at 4 Ω and 4 × 400 W at 2 Ω in stereo mode, as well as 2 × 900 W at 4 Ω in bridged mode. Channels 1 and 2 have an HPF filter or a filter-off mode, while channels 3 and 4 offer HPF, LPF, or filter-off options.
- Number of channels: 4
- Amplifier class: D
- RMS power at 4 Ω, stereo: 4 × 300 W
- RMS power at 2 Ω, stereo: 4 × 400 W
- RMS power at 4 Ω, bridged: 2 × 900 W
- Frequency response: 10 Hz–50 kHz
- THD+N distortion: ≤ 1%
- Signal-to-noise ratio: ≥ 90 dB
- Input sensitivity: 200 mV–6 V
- Filters for channels 1 and 2: HPF or filter off
- Filters for channels 3 and 4: HPF, LPF, or filter off
- HPF/LPF range: 50–250 Hz
- On-board fuse: Not included; an external fuse is required
- Recommended power cable gauge: 4 AWG
- Dimensions: 310 × 112 × 46 mm
- Number of Channels
- 4 Channels
- Output Power (4 Ohm)
- -
- Amplifier class
- D
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.