{"product_id":"presonus-hp4","title":"Presonus HP4","description":"\u003ch3\u003ePreSonus HP4 – Compact 4-Channel Headphone Distribution Amplifier\u003c\/h3\u003e\n\u003cp\u003eThe PreSonus HP4 offers powerful, clean headphone monitoring in a compact 1\/3U rack-friendly housing. With individual level control, mono summing, and monitor output options, it’s ideal for studios, rehearsal rooms, and live sessions where multiple listeners need reliable, high-quality sound.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour powerful headphone outputs:\u003c\/strong\u003e Each channel delivers up to 130 mW into 60 Ω—ample volume for nearly any headphone.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndividual level control and mono summing:\u003c\/strong\u003e Adjust mix per listener and switch each channel to mono as needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced line I\/O and monitor control:\u003c\/strong\u003e Two balanced ¼″ TRS inputs and outputs, with level adjustment and mute for monitor outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDaisy-chain capability:\u003c\/strong\u003e Loop your signal into another HP4 or HP60 for expanded distribution without extra cables.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact and sturdy design:\u003c\/strong\u003e Metal chassis takes up only 1\/3 rack space and includes sealed, detented rotary controls.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eThe HP4 simplifies multi-user headphone setups with clean, individual control and flexible routing options. Its compact build makes it easy to deploy in tight studio racks or on desktop surfaces, helping your sessions sound focused and organized.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone outputs:\u003c\/strong\u003e 4 × ¼″ stereo, 130 mW per channel (60 Ω load)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency response (HP outputs):\u003c\/strong\u003e 20 Hz – 20 kHz ±0.5 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput channels:\u003c\/strong\u003e 2 × balanced ¼″ TRS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitor outputs:\u003c\/strong\u003e 2 × balanced ¼″ TRS with level control and mute\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e Volume per headphone, mono switch per channel, monitor level and mute\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDaisy-chain:\u003c\/strong\u003e Monitor outputs feed additional HP4 units or amplifiers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e External 12 V DC power supply (included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 14 cm × 14 cm × 4.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 2.3 kg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003ePreSonus HP4 amplifier\u003c\/li\u003e\n\u003cli\u003e12 V DC power supply\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003eFantastic for tracking sessions, rehearsal spaces, or group listening scenarios—where you want every listener to have independent control and high-quality output without overcomplication.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eEasily integrates into setups via balanced TRS connections from mixers, interfaces, or audio desks. Its monitor outputs also allow cascading to expand for larger headphone setups.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePowerful, clean headphone distribution for multiple users\u003c\/li\u003e\n\u003cli\u003eIndividual volume and mono control per channel\u003c\/li\u003e\n\u003cli\u003eCompact, rack-mountable build\u003c\/li\u003e\n\u003cli\u003eExpandable designs via daisy-chaining\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRequires external power supply—no internal PSU\u003c\/li\u003e\n\u003cli\u003eSingle mix feed—no independent mixing per headphone output\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe PreSonus HP4 offers efficient, powerful headphone monitoring across multiple users—a straightforward and durable solution for collaborative audio environments at Soundium.\u003c\/p\u003e","brand":"Presonus","offers":[{"title":"Default Title","offer_id":54242327101708,"sku":"PRESHP4","price":149.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/presonus_hp4_1.jpg?v=1756807267","url":"https:\/\/soundium.com\/fr\/products\/presonus-hp4","provider":"Soundium","version":"1.0","type":"link"}