{"product_id":"64-audio-ocean-in-ear-headphones","title":"64 Audio Ocean In-Ear Headphones","description":"\u003cp\u003eOcean is 64 Audio’s new flagship universal IEM, bringing together the company’s latest driver, acoustic, and tuning technologies in a six-driver, four-way design built around one idea: full-range realism without giving up musicality.\u003c\/p\u003e\n\u003cp\u003eIts hybrid architecture combines a pair of custom dynamic drivers in a cone-to-cone isobaric configuration for the lows, two balanced armatures for the midrange, a dedicated high-mid balanced armature, and a tia™ high driver. The result is what 64 Audio describes as a dynamically neutral presentation, with powerful but controlled bass, a rich and present midrange, natural upper mids, expansive imaging, and effortless high-frequency extension.\u003c\/p\u003e\n\u003cp\u003eOcean is also one of the most configurable IEMs 64 Audio has produced. Its Passive Acoustic Control system combines interchangeable tia screens, back-vent filters, and Apex modules to create as many as 32 acoustic configurations. That gives listeners meaningful control over treble damping, bass behavior, isolation, pressure relief, and the overall presentation without relying on DSP or electronic EQ.\u003c\/p\u003e\n\u003ch3\u003eA Six-Driver Flagship Built as One System\u003c\/h3\u003e\n\u003cp\u003eOcean uses six drivers, but the more important number is four. Its four-way acoustic architecture assigns each section of the frequency range to a purpose-built driver group rather than asking one type of transducer to do everything.\u003c\/p\u003e\n\u003cp\u003eAt the bottom are two custom dynamic drivers operating in a cone-to-cone isobaric arrangement. The midrange is handled by two balanced armatures, with another dedicated BA covering the high-mid region where vocals, instruments, and much of our perception of tonal realism take shape. A tia high driver completes the system at the top.\u003c\/p\u003e\n\u003cp\u003eThe goal is cohesion rather than simply maximizing driver count. Ocean is designed to preserve separation and spatial definition while still presenting music as a unified whole, giving complex recordings room to expand without pulling individual elements apart unnaturally.\u003c\/p\u003e\n\u003ch3\u003eCone-to-Cone Isobaric Dynamic Bass\u003c\/h3\u003e\n\u003cp\u003eOcean’s low-frequency system uses two dynamic drivers arranged cone-to-cone as an isobaric pair. The configuration is designed to produce deep, powerful bass while maintaining the speed and control expected from a reference-level IEM.\u003c\/p\u003e\n\u003cp\u003e64 Audio describes the resulting low end as exceptionally clean, and that distinction matters. Ocean is built to provide real bass extension and physical authority without allowing the lows to obscure the midrange or compromise spatial information.\u003c\/p\u003e\n\u003cp\u003eThe pneumatic loading of the dynamic-driver system can also be altered through Ocean’s interchangeable rear vent filters, making bass behavior part of the IEM’s broader Passive Acoustic Control system rather than a fixed design choice.\u003c\/p\u003e\n\u003ch3\u003eRich Mids and Natural Upper-Mid Presence\u003c\/h3\u003e\n\u003cp\u003eFour of Ocean’s six drivers are dedicated to the frequencies above the bass system, allowing 64 Audio to carefully shape the regions most responsible for vocal tone, instrumental texture, presence, and spatial realism.\u003c\/p\u003e\n\u003cp\u003eTwo balanced armatures handle the primary midrange, while a separate high-mid BA bridges the transition into the tia treble system. The tuning is intended to keep the midrange rich and present while balancing upper-mid energy carefully enough to preserve clarity without making vocals or instruments sound overly forward.\u003c\/p\u003e\n\u003cp\u003eThat balance contributes to Ocean’s dynamically neutral character: detailed enough to function as a reference, but voiced around believable tonal relationships rather than exaggerated resolution.\u003c\/p\u003e\n\u003ch3\u003etia High Driver with a Refined Meta-Material Waveguide\u003c\/h3\u003e\n\u003cp\u003eOcean continues one of 64 Audio’s defining technologies with a dedicated tia high-frequency driver and tubeless single-bore acoustic architecture. By reducing the conventional tubing and damping structures between the driver and the ear, tia is designed to minimize unwanted resonance while allowing high frequencies to arrive with greater openness and immediacy.\u003c\/p\u003e\n\u003cp\u003eFor Ocean, 64 Audio further refines the tia waveguide with a recently patented meta-material. This acoustic structure is used as an additive tuning mechanism, shaping the upper frequencies while preserving the natural openness of the tia driver.\u003c\/p\u003e\n\u003cp\u003eThe intended result is treble that sounds extended and revealing without becoming forced: high-frequency detail with a lifelike, effortless character that integrates naturally with the rest of the spectrum.\u003c\/p\u003e\n\u003ch3\u003ePassive Acoustic Control: 32 Ways to Tune Ocean\u003c\/h3\u003e\n\u003cp\u003eOcean goes considerably further than interchangeable pressure-relief modules alone. Its Passive Acoustic Control system gives the listener three separate mechanical ways to alter the IEM’s acoustic behavior.\u003c\/p\u003e\n\u003cp\u003eTwo interchangeable stainless-steel tia screens adjust high-frequency damping. Four back-vent filters change the pneumatic loading of the isobaric dynamic-driver system. Four Apex modules — m20, m15, m12, and mX — alter venting and isolation.\u003c\/p\u003e\n\u003cp\u003eTogether, those components provide as many as 32 possible combinations. Instead of offering a simple bass switch or two fixed signatures, Ocean lets listeners experiment with different relationships between low-frequency behavior, treble energy, isolation, pressure relief, and perceived spaciousness.\u003c\/p\u003e\n\u003cp\u003eThat makes Ocean unusually adaptable for a flagship IEM. You can settle on a preferred reference configuration and leave it there, or treat the tuning system as part of the experience and adjust Ocean around different music, sources, environments, and personal preferences.\u003c\/p\u003e\n\u003ch3\u003eApex Pressure Relief and Adjustable Isolation\u003c\/h3\u003e\n\u003cp\u003e64 Audio’s patented Air Pressure Exchange, or Apex, technology vents pneumatic pressure that would otherwise build inside a sealed ear canal. Reducing that pressure is designed to improve long-term listening comfort while contributing to the spacious presentation for which 64 Audio’s IEMs are known.\u003c\/p\u003e\n\u003cp\u003eOcean includes all four Apex modules: m20, m15, m12, and mX. Depending on the module installed, rated isolation ranges from approximately -10dB to -20dB.\u003c\/p\u003e\n\u003cp\u003eBecause Apex is integrated into Ocean’s broader tuning system, changing modules affects more than isolation alone. It provides another way to alter how physically sealed, spacious, and acoustically loaded the IEM feels.\u003c\/p\u003e\n\u003ch3\u003eWide, Separated, but Still Cohesive\u003c\/h3\u003e\n\u003cp\u003eOcean is designed around a wide soundstage, strong image separation, and full-range clarity. Those qualities are especially important in a six-driver design, where technical separation can become less convincing if the individual frequency bands do not integrate properly.\u003c\/p\u003e\n\u003cp\u003e64 Audio’s objective is to give instruments their own clearly defined positions while maintaining the continuity of a real performance. Bass remains foundational, the midrange carries weight and texture, upper mids provide presence and realism, and the tia treble system adds air and extension without pulling the presentation apart.\u003c\/p\u003e\n\u003cp\u003eFor listeners moving into a flagship IEM because they want more resolution and spatial information, Ocean is designed to deliver both without losing the sense that everything belongs to the same recording.\u003c\/p\u003e\n\u003ch3\u003eChampagne Copper Aluminum Construction\u003c\/h3\u003e\n\u003cp\u003eOcean is housed in a T6061 aluminum shell finished in Champagne Copper, with a machined faceplate inspired by aeolian ripples — the wave-like geological patterns formed in sediment by moving wind.\u003c\/p\u003e\n\u003cp\u003eThe design is deliberately restrained for a modern flagship. Instead of relying on elaborate decorative materials or highly ornate faceplates, 64 Audio uses machining, texture, proportion, and finish to give Ocean its identity. The rippled faceplate provides visual depth while maintaining the clean industrial aesthetic associated with the brand.\u003c\/p\u003e\n\u003ch3\u003eTwo Shielded UP-OCC Cables Included\u003c\/h3\u003e\n\u003cp\u003eOcean includes dedicated cables for both standard single-ended and balanced systems, so there is no need to choose a termination at purchase or immediately add an aftermarket cable.\u003c\/p\u003e\n\u003cp\u003eBoth cables use four-core, cross-braided 24 AWG Litz construction made from silver-plated UP-OCC single-crystal copper, with 99 strands per core and a total specified impedance of just 0.29Ω. The shielding is designed to reduce interference while maintaining transparent signal transmission.\u003c\/p\u003e\n\u003cp\u003eA 3.5mm terminated cable is included for conventional single-ended sources, along with a 4.4mm balanced cable for compatible DAPs, DAC\/amps, and desktop headphone systems. Both connect to Ocean through standard 0.78mm 2-pin connectors.\u003c\/p\u003e\n\u003ch3\u003eA New Benchmark for 64 Audio\u003c\/h3\u003e\n\u003cp\u003eOcean draws on the technologies 64 Audio has developed since its founding in 2010, but it does not simply package familiar ideas into a more expensive shell. The isobaric dynamic bass system, four-way hybrid architecture, refined tia waveguide, interchangeable vent filters, tuneable tia screens, and complete set of Apex modules make it one of the company’s most ambitious universal designs.\u003c\/p\u003e\n\u003cp\u003eIts appeal is equally technical and practical. In its default configuration, Ocean is intended to function as a dynamically neutral flagship with full-range realism, strong low-frequency authority, rich mids, natural treble, and expansive staging. For listeners who want to experiment, Passive Acoustic Control opens the same platform to dozens of different acoustic configurations.\u003c\/p\u003e\n\u003cp\u003eOcean is 64 Audio’s flagship for the listener who wants both a finished reference tuning and the freedom to explore what else the same six-driver system can do.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFlagship universal in-ear monitor from 64 Audio\u003c\/li\u003e\n\u003cli\u003eSix-driver, four-way hybrid architecture\u003c\/li\u003e\n\u003cli\u003eDynamically neutral sound signature focused on broadband realism\u003c\/li\u003e\n\u003cli\u003eTwo custom cone-to-cone isobaric dynamic drivers for low frequencies\u003c\/li\u003e\n\u003cli\u003eTwo balanced armature midrange drivers\u003c\/li\u003e\n\u003cli\u003eDedicated high-mid balanced armature driver\u003c\/li\u003e\n\u003cli\u003eDedicated tia high-frequency driver\u003c\/li\u003e\n\u003cli\u003eWide soundstage with strong imaging and instrument separation\u003c\/li\u003e\n\u003cli\u003ePowerful, controlled, full-range low-frequency response\u003c\/li\u003e\n\u003cli\u003eRich and present midrange\u003c\/li\u003e\n\u003cli\u003eNatural upper-midrange tuning focused on realism\u003c\/li\u003e\n\u003cli\u003eRefined tia waveguide incorporating 64 Audio’s patented meta-material\u003c\/li\u003e\n\u003cli\u003ePatented Tubeless In-Ear Audio (tia) technology\u003c\/li\u003e\n\u003cli\u003ePatented Air Pressure Exchange (Apex) pressure-relief technology\u003c\/li\u003e\n\u003cli\u003ePassive Acoustic Control system with up to 32 configurations\u003c\/li\u003e\n\u003cli\u003eTwo interchangeable stainless-steel tia screens for high-frequency damping\u003c\/li\u003e\n\u003cli\u003eFour interchangeable rear vent filters for dynamic-driver pneumatic loading\u003c\/li\u003e\n\u003cli\u003eFour included Apex modules: m20, m15, m12, and mX\u003c\/li\u003e\n\u003cli\u003eApproximately -10dB to -20dB isolation depending on Apex configuration\u003c\/li\u003e\n\u003cli\u003eChampagne Copper finish\u003c\/li\u003e\n\u003cli\u003eT6061 aluminum shells with machined faceplates\u003c\/li\u003e\n\u003cli\u003eAeolian ripple-inspired faceplate design\u003c\/li\u003e\n\u003cli\u003eStandard 0.78mm 2-pin cable connection\u003c\/li\u003e\n\u003cli\u003e3.5mm and balanced 4.4mm shielded cables included\u003c\/li\u003e\n\u003cli\u003eSilver-plated UP-OCC single-crystal copper cable conductors\u003c\/li\u003e\n\u003cli\u003e24 AWG four-core Litz cable construction\u003c\/li\u003e\n\u003cli\u003e99 strands per cable core\u003c\/li\u003e\n\u003cli\u003e0.29Ω specified cable impedance\u003c\/li\u003e\n\u003cli\u003eDesigned, assembled, and quality-controlled in the United States\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specs\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eUniversal in-ear monitor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver Count\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCrossover\u003c\/td\u003e\n\u003ctd\u003e4-way\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow-Frequency Drivers\u003c\/td\u003e\n\u003ctd\u003e2 custom cone-to-cone isobaric dynamic drivers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMidrange Drivers\u003c\/td\u003e\n\u003ctd\u003e2 balanced armatures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-Mid Driver\u003c\/td\u003e\n\u003ctd\u003e1 balanced armature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHigh-Frequency Driver\u003c\/td\u003e\n\u003ctd\u003e1 tia high driver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e5Hz–22kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003e9.5Ω @ 1kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e103.7dB\/mW @ 1kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\u003c\/td\u003e\n\u003ctd\u003eApproximately -10dB to -20dB depending on Apex module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShell Material\u003c\/td\u003e\n\u003ctd\u003eT6061 aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFaceplate\u003c\/td\u003e\n\u003ctd\u003eMachined aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eChampagne Copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003e0.78mm 2-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Conductors\u003c\/td\u003e\n\u003ctd\u003eSilver-plated UP-OCC copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Construction\u003c\/td\u003e\n\u003ctd\u003e24 AWG, 4-core Litz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStrands\u003c\/td\u003e\n\u003ctd\u003e99 strands per core\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Impedance\u003c\/td\u003e\n\u003ctd\u003e0.29Ω total\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded Terminations\u003c\/td\u003e\n\u003ctd\u003e3.5mm single-ended and 4.4mm balanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e64 Audio Ocean Universal In-Ear Monitors\u003c\/li\u003e\n\u003cli\u003eCarry case\u003c\/li\u003e\n\u003cli\u003eTrueFidelity foam ear tips — Small, Medium, Large\u003c\/li\u003e\n\u003cli\u003eSpinFit silicone ear tips — Small, Medium, Large\u003c\/li\u003e\n\u003cli\u003eSilicone ear tips — Small, Medium, Large\u003c\/li\u003e\n\u003cli\u003e3.5mm shielded cable\u003c\/li\u003e\n\u003cli\u003e4.4mm balanced shielded cable\u003c\/li\u003e\n\u003cli\u003eApex m20 module\u003c\/li\u003e\n\u003cli\u003eApex m15 module\u003c\/li\u003e\n\u003cli\u003eApex m12 module\u003c\/li\u003e\n\u003cli\u003eApex mX module\u003c\/li\u003e\n\u003cli\u003eShirt clip\u003c\/li\u003e\n\u003cli\u003eCleaning tool\u003c\/li\u003e\n\u003cli\u003eCleaning cloth\u003c\/li\u003e\n\u003cli\u003eRound sticker\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"64 Audio","offers":[{"title":"Default Title","offer_id":43125689974855,"sku":"64A-OCEAN","price":3999.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1791\/0383\/files\/64AudioOcean.jpg?v=1787597993","url":"https:\/\/headphones.com\/products\/64-audio-ocean-in-ear-headphones","provider":"Headphones.com","version":"1.0","type":"link"}