{"product_id":"protea-4-8sp-dsp-processor","title":"Professional 4.8SP 4-In 8-Out DSP Loudspeaker Processor","description":"\u003cbody\u003e\n\n\n\u003cmeta charset=\"UTF-8\"\u003e\n\u003cmeta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\u003e\n\u003ctitle\u003eProtea 4.8SP DSP Loudspeaker Processor\u003c\/title\u003e\n\n\n\n\u003c!-- 产品主图 --\u003e\n\u003cdiv style=\"text-align: center; margin-bottom: 30px;\"\u003e\n  \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0747\/0071\/8263\/files\/DSP48-4.jpg\" alt=\"Protea 4.8SP 4-In 8-Out DSP Loudspeaker Processor - Front Panel\" width=\"450\" height=\"450\" style=\"max-width: 100%; height: auto; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.1);\"\u003e\n\u003c\/div\u003e\n\n\u003c!-- 标题 --\u003e\n\u003ch1 style=\"font-size: 28px; color: #1a3c6e; text-align: center; border-bottom: 3px solid #1a3c6e; padding-bottom: 12px;\"\u003eProtea 4.8SP DSP Loudspeaker Processor\u003c\/h1\u003e\n\n\u003c!-- 简短描述 --\u003e\n\u003cp style=\"font-size: 18px; text-align: center; color: #333; margin-bottom: 30px;\"\u003e\u003cstrong\u003e4 Inputs · 8 Outputs · Full DSP Suite · 682ms Delay\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003c!-- 分段式描述 --\u003e\n\u003cdiv style=\"background: #ffffff; padding: 25px 30px; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.06); margin-bottom: 25px;\"\u003e\n  \u003ch2 style=\"color: #1a3c6e; font-size: 20px; border-left: 5px solid #e67e22; padding-left: 12px;\"\u003eProfessional-Grade DSP for Live Sound \u0026amp; Installation\u003c\/h2\u003e\n  \u003cp style=\"font-size: 15px;\"\u003eThe \u003cstrong style=\"color: #1a3c6e;\"\u003eProtea 4.8SP\u003c\/strong\u003e is a powerful 4-input, 8-output digital loudspeaker management system designed for demanding live sound environments and fixed installations. With \u003cstrong style=\"color: #c0392b;\"\u003e24-bit, 48kHz delta-sigma A\/D converters\u003c\/strong\u003e and twin 120MHz Motorola DSP processors, it delivers pristine audio quality with \u003cstrong style=\"color: #1a3c6e;\"\u003e\u0026gt;112dB dynamic range\u003c\/strong\u003e and \u003cstrong style=\"color: #1a3c6e;\"\u003e\u0026lt;0.002% THD+N\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: #ffffff; padding: 25px 30px; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.06); margin-bottom: 25px;\"\u003e\n  \u003ch2 style=\"color: #1a3c6e; font-size: 20px; border-left: 5px solid #e67e22; padding-left: 12px;\"\u003eComprehensive DSP Toolset\u003c\/h2\u003e\n  \u003cul style=\"font-size: 15px; list-style: none; padding-left: 0;\"\u003e\n    \u003cli style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e✔ \u003cstrong\u003eParametric EQ\u003c\/strong\u003e – 6 filters per input, 4 per output with 1\/64 to 4-octave bandwidth\u003c\/li\u003e\n    \u003cli style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e✔ \u003cstrong\u003eCrossover\u003c\/strong\u003e – Butterworth, Bessel, Linkwitz-Riley with 12\/18\/24\/48dB per octave slopes\u003c\/li\u003e\n    \u003cli style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e✔ \u003cstrong\u003eLimiter\u003c\/strong\u003e – Full compressor\/limiter on each output with threshold, ratio, attack \u0026amp; release control\u003c\/li\u003e\n    \u003cli style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e✔ \u003cstrong\u003eDelay\u003c\/strong\u003e – Up to 682ms on both inputs and outputs for precise time alignment\u003c\/li\u003e\n    \u003cli style=\"padding: 6px 0;\"\u003e✔ \u003cstrong\u003eMatrix Routing\u003c\/strong\u003e – Any input can be routed to any output or combination of outputs\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: #1a3c6e; color: #ffffff; padding: 20px 30px; border-radius: 8px; margin-bottom: 25px;\"\u003e\n  \u003ch2 style=\"color: #f1c40f; font-size: 20px; margin-top: 0;\"\u003eIntuitive Front-Panel Control\u003c\/h2\u003e\n  \u003cp style=\"font-size: 15px; color: #f0f0f0;\"\u003eDedicated function buttons provide instant access to all parameters without hidden sub-menus. The \u003cstrong style=\"color: #f1c40f;\"\u003ebacklit 2×20 LCD\u003c\/strong\u003e displays channel and function settings, while \u003cstrong style=\"color: #f1c40f;\"\u003e5-segment LED arrays\u003c\/strong\u003e on each input and output show real-time level metering and mute status. Perfect for fast adjustments during live performances.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: #ffffff; padding: 25px 30px; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.06); margin-bottom: 25px;\"\u003e\n  \u003ch2 style=\"color: #1a3c6e; font-size: 20px; border-left: 5px solid #e67e22; padding-left: 12px;\"\u003ePC Software \u0026amp; Remote Control\u003c\/h2\u003e\n  \u003cp style=\"font-size: 15px;\"\u003eConnect via \u003cstrong style=\"color: #1a3c6e;\"\u003eUSB\u003c\/strong\u003e (front and rear ports) to the free \u003cstrong style=\"color: #1a3c6e;\"\u003eProtea NE Software\u003c\/strong\u003e for advanced visual editing of EQ curves, routing, and filter responses. \u003cstrong style=\"color: #1a3c6e;\"\u003eRS-232\u003c\/strong\u003e interface allows integration with third-party control systems. \u003cstrong style=\"color: #c0392b;\"\u003e4-level security\u003c\/strong\u003e (Off, Preset Lock, Parameter Lock, Full Lockout) prevents unauthorized tampering.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background: #fef9e7; border-left: 5px solid #f1c40f; padding: 15px 25px; margin-bottom: 25px; border-radius: 4px;\"\u003e\n  \u003cp style=\"font-size: 15px; color: #333;\"\u003e\u003cstrong\u003e💡 Key Advantage:\u003c\/strong\u003e The 4.8SP offers \u003cstrong style=\"color: #1a3c6e;\"\u003e30 user-programmable presets\u003c\/strong\u003e with 10 factory templates to get you started. Save, recall, and copy settings across channels with ease.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- 规格速览 --\u003e\n\u003cdiv style=\"background: #ffffff; padding: 20px 30px; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.06); margin-bottom: 25px;\"\u003e\n  \u003ch2 style=\"color: #1a3c6e; font-size: 18px; border-left: 5px solid #e67e22; padding-left: 12px;\"\u003eSpecifications at a Glance\u003c\/h2\u003e\n  \u003ctable style=\"width: 100%; font-size: 14px; border-collapse: collapse;\"\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eInputs \/ Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e4 \/ 8 (XLR, balanced)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e20Hz – 20kHz, ±0.25dB\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eDynamic Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e\u0026gt;112dB (unweighted)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eTHD+N\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e\u0026lt;0.002% @ +4dBu, 1kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eMax Input \/ Output Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e+20dBu\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eDelay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e0 – 682ms (input \u0026amp; output)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e\u003cstrong\u003eAC Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 0; border-bottom: 1px solid #eee;\"\u003e100–240VAC, 50\/60Hz (universal)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd style=\"padding: 6px 0;\"\u003e\u003cstrong\u003eDimensions \/ Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 6px 0;\"\u003e19\"×1.75\"×8.5\" \/ 7.0 lbs (3.18 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003c!-- 兼容 \u0026 认证 --\u003e\n\u003cdiv style=\"background: #eaf2f8; padding: 20px 30px; border-radius: 8px; margin-bottom: 20px;\"\u003e\n  \u003ch2 style=\"color: #1a3c6e; font-size: 18px; margin-top: 0;\"\u003eCompliance \u0026amp; Compatibility\u003c\/h2\u003e\n  \u003cul style=\"font-size: 14px; list-style: none; padding-left: 0; display: flex; flex-wrap: wrap; gap: 20px;\"\u003e\n    \u003cli\u003e✅ \u003cstrong\u003eSafety:\u003c\/strong\u003e CE, FCC, RoHS compliant\u003c\/li\u003e\n    \u003cli\u003e✅ \u003cstrong\u003eControl:\u003c\/strong\u003e USB (front + rear) \u0026amp; RS-232\u003c\/li\u003e\n    \u003cli\u003e✅ \u003cstrong\u003eSoftware:\u003c\/strong\u003e Protea NE Software for Windows (free download)\u003c\/li\u003e\n    \u003cli\u003e✅ \u003cstrong\u003eThird-Party:\u003c\/strong\u003e Compatible with major control systems\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003c!-- FAQ --\u003e\n\u003cdiv style=\"background: #ffffff; padding: 20px 30px; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.06); margin-bottom: 20px;\"\u003e\n  \u003ch2 style=\"color: #1a3c6e; font-size: 18px; border-left: 5px solid #e67e22; padding-left: 12px;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n  \u003cp style=\"font-size: 14px;\"\u003e\u003cstrong\u003eQ: Can I route any input to any output?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The 4.8SP features full matrix routing – any input or combination of inputs can be assigned to any output.\u003c\/p\u003e\n  \u003cp style=\"font-size: 14px;\"\u003e\u003cstrong\u003eQ: Does this unit include software?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The Protea NE Software is available as a free download from the manufacturer's website.\u003c\/p\u003e\n  \u003cp style=\"font-size: 14px;\"\u003e\u003cstrong\u003eQ: What is the total delay available?\u003c\/strong\u003e\u003cbr\u003eA: Up to 682ms on inputs and 682ms on outputs, for a total of 1,364ms of delay capability.\u003c\/p\u003e\n  \u003cp style=\"font-size: 14px;\"\u003e\u003cstrong\u003eQ: Can I save my own presets?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The unit stores up to 30 user presets, which can also be saved to your PC via software.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- 运输 \u0026 质保 --\u003e\n\u003cdiv style=\"background: #d5f5e3; padding: 20px 30px; border-radius: 8px; margin-bottom: 25px;\"\u003e\n  \u003ch2 style=\"color: #1a6e3c; font-size: 18px; margin-top: 0;\"\u003eShipping \u0026amp; Warranty\u003c\/h2\u003e\n  \u003cp style=\"font-size: 14px; margin: 6px 0;\"\u003e\u003cstrong\u003e🔌 Voltage:\u003c\/strong\u003e Universal power supply (100–240VAC, 50\/60Hz). The correct plug type will be provided based on your shipping country.\u003c\/p\u003e\n  \u003cp style=\"font-size: 14px; margin: 6px 0;\"\u003e\u003cstrong\u003e🚚 Shipping:\u003c\/strong\u003e Free shipping via UPS \/ FedEx \/ DHL air shipping. Tracking number provided.\u003c\/p\u003e\n  \u003cp style=\"font-size: 14px; margin: 6px 0;\"\u003e\u003cstrong\u003e🛡️ Warranty:\u003c\/strong\u003e 5-year limited warranty against defects in materials and workmanship (USA). International customers, please contact your local distributor.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003c!-- 联系邮箱 --\u003e\n\u003cdiv style=\"text-align: center; padding: 20px; background: #1a3c6e; color: #ffffff; border-radius: 8px; margin-top: 10px;\"\u003e\n  \u003cp style=\"font-size: 16px; margin: 0;\"\u003eHave questions or need a custom solution? \u003cbr\u003e\u003cstrong style=\"color: #f1c40f; font-size: 18px;\"\u003eEmail us: shop@micwlaudio.com\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\n\u003c\/body\u003e","brand":"MiCWL Audio Official Store","offers":[{"title":"Default Title","offer_id":48945233264823,"sku":null,"price":288.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/0071\/8263\/files\/DSP48-4.jpg?v=1785569228","url":"https:\/\/www.micwlaudio.com\/products\/protea-4-8sp-dsp-processor","provider":"MiCWL Audio Official Store","version":"1.0","type":"link"}