Campfire Audio Alien Brain | Hybrid Universal IEMs

Featuring a New Five-Driver Internal Architecture, Alien Brain Offers a Top-to-Bottom Premium Experience With an Expertly Tuned Sonic Signature 5-Driver Configuration: (1x) Dual Magnet DD + (4x) BA New 10mm dual magnet dynamic driver with glass-pu diaphragm (low) Smooth and balanced sonic performance Eye-catching iridescent, transparent dome lid Features black PVD stainless steel housing Check out our measurement of Alien Brain Bloom's Take In a market that often plays it safe, Campfire Audio continues to carve their own path, with Alien Brain as their most surreal detour yet. With an aesthetic that looks like it was beamed down from a sci-fi fever dream, Alien Brain grabs your attention before you even hit play. But make no mistake: beneath the extraterrestrial shell lies a sonic signature rooted in something very human—emotion, balance, and musicality. Alien Brain's three balanced armature drivers deliver a sound that feels oddly familiar, despite the unorthodox design. You get a rich, slightly vintage tilt to the mids, tight and snappy bass, and smooth, airy highs that shimmer without ever piercing. This is a set that invites you to feel your music, not dissect it. There’s a sweetness to the tuning that recalls beloved classics from Campfire’s past, all wrapped in a package that feels radically new. If you’re tired of cookie-cutter IEMs and crave something with a pulse, something that reminds you why you fell in love with music in the first place, Alien Brain might just be your next obsession. Read our full review. An Out-of-this-World Experience Campfire Audio presents the next exciting entry in their storied lineage of hybrid-design in-ear-monitors; Alien Brain. Featuring a new five-driver internal architecture, Alien Brain offers a luxury experience with an expertly tuned sonic signature paired with Campfire’s renowned, hand-crafted, build-quality. New 10mm glass-PU diaphragm With Alien Brain, Campfire’s highly praised dual-magnet dynamic driver has received an exciting update this time with an all-new 10mm glass-PU diaphragm. Implemented as a dedicated low-frequency driver, this novel dynamic driver features a glass speaker dome and a polyurethane diaphragm; bringing a new flavor of bass presentation while maintaining the beloved strengths of the dual-magnet line. Driver Configuration Complementing this new dynamic driver are two high-quality, mid-frequency dedicated balanced armatures; expertly tuned by Campfire’s seasoned acoustic engineering team to bring out the most in precision, detail, and emotive quality. Rounding out Alien Brain’s driver complement are two high-frequency balanced armatures that ensure crisp treble and an expansive soundstage. These drivers and tuning elements come together to form a sonic signature that reflects a wonderful and versatile approach. Whether it’s the thunderous impact of a bass drop or the delicate nuances of a classical symphony, Alien Brain delivers sound in expansive, high-resolution detail, that is low-fatigue and eminently listenable. Premium Craftsmanship Alien Brain's precious cerebrum is firmly protected in a black PVD stainless steel shell made from full billet CNC capped off by Campfire's new, transparent, iridescent, lightweight dome lid, revealing the inner-workings of each neuron. Campfire’s new iridescent dome lid is unique, lightweight and durable, rounding out Alien Brain’s playful and striking design. Upgraded Accessories Alien Brain’s updated accessory bundle features Campfire’s new high-quality USB-C DAC dongle. With 32 bit / 384 kHz resolution, listeners have immediate access to a powerful, portable, solution to instantly unlock the full audio potential of HiFi. Along with this addition, a new compact leather carrying case and Campfire’s new High & Clear high traction silicone eartips supplement Campfire’s already well-rounded accessory inclusions. Specifications Driver (1x) 10mm dual magnet dynamic driver with glass-pu diaphragm (2x) Mid-frequency Balanced Armature drivers (2x) High-frequency Balanced Armature drivers Impedance: 7.8Ω Frequency Response: 5-20 kHz Sensitivity: 8.97 mVrms THD: less than .5% In the Box Campfire Audio Alien Brain IEMs New compact magnet closure, rigid leather case (Solar Yellow) New High quality portable DAC USB-C dongle - 32 bit / 394 kHz Two Time Stream cables (black termination, in 3.5 & 4.4) Standard CA foam and silicone tips (s, m, l) New  High & Clear lightweight, traction silicone tips (s, m, l) 6 pc earphone tip carrying case Breezy Micro two-pocket mesh bag (Black)