Check the listing for details. DS18 DSP Crossover Equalizer 4 Ch Digital Sound Processor Bluetooth DSP4.8BTM. Condition: Open box. Listed at 189.00 USD. Brand New DS18 DSP4.8BTM 4-Channel In and 8-Channel Out Digital Sound Processor with Bluetooth and Water Resistant KEY FEATURES4 CHANNELS RCA INPUTS8 CHANNELS RCA OUTPUTSDIGITAL SOUND PROCESSORBLUETOOTH COMES WITH 3 YEAR WARRANTY NOT RETURNED ~ NOT REFURBISHED ~ BRAND NEW FACTORY SEALED DS18 DSP4.8BTM4-Channel In and 8-Channel Out Digital Sound Processor with BluetoothDS18 proudly presents the DSP4.8BTM: a 4-channel in and 8-channel out digital sound processor designed to revolutionize your car’s audio.At DS18, we understand that true audiophiles seek control – absolute dominion over every aspect of their soundstage. The DSP4.8BTM is your key to unlocking that control, putting the immense power of your audio system at your fingertips. Creating the perfect audio system has never been easier, thanks to the DSP4.8BTM's intuitive features. Our BT Interface grants you direct access to an extensive list of filtration settings, ensuring that your sound is tailored precisely to your preferences. Our dedicated DSP4.8BTM Application, available on both the App Store and Google Play, dares you to fine-tune and monitor every aspect of your signal processing. Effortlessly save presets for specific songs or genres, creating the ideal listening experience every time.The DS18 DSP4.8BTM takes audio tuning to an entirely new level with its Precision Parametric Equalizer. This advanced feature grants you the power to sculpt your sound with surgical precision. With 8 independent bands per channel, you have unparalleled control over the frequencies, allowing you to fine-tune every aspect of your audio reproduction. The DS18 DSP4.8BTM introduces you to a world of limitless sonic possibilities with its Dynamic Crossover Filters. Featuring Butterworth, Linkwitz-Riley, and Bessel filters, this exceptional digital sound processor allows you to tailor the audio spectrum with unparalleled accuracy. Prepare to be immersed in a world of sonic bliss, where every note is precisely crafted, and every detail is faithfully reproduced. Highlights Bluetooth connectivity to allow for easy and accessible audio tuning Easy to use software found on Google Play or the App Store to fine tune and monitor every aspect of your signal processing. 4 Channel RCA and/or HI-level speaker inputs 8 Channel RCA outputs Parametric equalizer with 8 independent band per channel Crossover with filters: Butterworth, Linkwitz-Riley and Bessel. Great for: Car Audio Pro Audio Motor Cycles Home Studio Stunt Walls DIY Projects ROUTING CHANNEL Routing Options A / B / C / D / A+B / A+C / B+C GAIN GAIN / GANANCIA General Gain -53 to 0dB Channel Gain -33 to +9dB FREQUENCY CUTS (CROSSOVER) Cutoff Frequency 20Hz to 20KHz Types of Cuts Linkwitz-Riley / Butter worth / Bessel Attenuations 6 / 12 / 18 / 24 / 36 / 48dB/OCT INPUT EQUALIZER (EQ IN) Equalization Bands 15 Bands Gain -12 to +12dB CHANNEL EQUALIZER (EQ CHANNEL) Equalization Bands 8 Parametric per Channel Gain -12 to +12dB Q Factor 0.6 to 9.9 TIME ALIGNMENT (DELAY) Time 0 to 18,95ms Distance 0 to 6500mm LIMITER Threshold -54 to +6dB Attack 1 to 200ms Release 1 to 988ms POLARITY INVERSION (PHASE) Phase 0 or 180º MEMORIES (PRESETS) Memories 3 - 100% Configurable INPUT A/B/C/D Input Channels 4 Type Electronically Symmetrical Connectors RCA Max Input Level 4,00Vrms (+14dBu) Input Impedance 100KΩ OUTPUT Output Channels 8 Connectors RCA Type Electronically Symmetrical Max Input Level 3,50Vrms (+13dBu) Output Impedance 100Ω DSP Frequency Response 10Hz to 24KHz (-1dB) THD+N