This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.
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The Dayton Audio DSP-408 is a 4x8 digital signal processor designed for use in either a home or car audio system. It has 4 RCA inputs, 8 RCA outputs, and 4 high-level inputs, with RCA, Bluetooth, and remote-control connections. A 12V wire harness connection supports car audio installation.
Its software includes a 10-band parametric equalizer per channel, high- and low-shelf EQ per channel, and variable crossovers with high/low-pass slopes from 0–24 dB and Linkwitz-Riley, Butterworth, or Bessel alignments. Time delay adjusts from 0 to 277 cm or 8.1471 ms in 1 cm steps. Other tools include input/output mixing, phase adjustment, customizable name/ID for each of the 6 presets, preset file loading, saving, recalling, or deleting, software-controlled level attenuation on the preamp and high-level inputs, minimum/maximum voltage protection, reverse voltage protection, and a mute circuit and delay.
The processor uses an Analog Devices ADAU1701 SigmaDSP 28/56-bit audio processor and 24-bit/48 kHz sampling. Specifications include 180 ohms high-level input impedance, maximum speaker input level of >=8V, RCA input impedance of >=20,000 ohms, frequency response of 20–20,000 Hz, THD+N of 0.008%, RCA output of 4V rms, signal-to-noise ratio of >=115 dB, and remote out current of >500 mA. The power adapter accepts 100–240 VAC and outputs 12 VDC, 1.5A; operating voltage is 9–17V. Dimensions are 6.53" W x 1.02" H x 4.55" L.
Control options include a Windows-based application and an iOS and Android app. The DSP-BT4.0 Bluetooth 4.0 dongle enables mobile-device tuning and audio input; the DSP-NRC wired remote control is an optional accessory. Package contents: 1 DSP-408 processor, 1 power adapter (12V, 1.5A), 1 high-level/power input harness (16-pin), 1 USB A to B cable (10 ft.), 2 mounting brackets, 4 mounting bracket machine screws, 4 mounting screws, 4 rubber cushion pads, and 1 introduction card.
This product is sold brand new. A manufacturer warranty applies only when the manufacturer provides one for this item.
Return requests must be submitted within 14 days of delivery and approved by our RMA department before the item is shipped back. Non-defective returns may be subject to a minimum 25% restocking fee and return shipping charges. Unauthorized returns are not eligible for credit or refund. Read the full return policy.