{"product_id":"amphion-helium510-bookshelf-speaker-pair","title":"Amphion Helium510 Bookshelf Speakers [Pair]","description":"\u003cdiv class=\"post-shipping-info\"\u003e\u003cspan\u003e*This item is made to order. Shipping usually takes about 10 days. Delivery times may vary depending on manufacturer stock availability. Please understand in advance.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv class=\"products-eyecatch\"\u003e\n\u003ch2\u003eClear soundstage for small spaces.\u003c\/h2\u003e\n\u003ch3\u003eFifth-generation waveguide, 1,600Hz crossover, 5.25-inch paper woofer for natural vocals and a wide sweet spot.\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eDescription\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\n\u003ch3\u003e\u003cstrong\u003eHelium for enjoying music more naturally and freely\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Amphion Helium510 is the easiest-to-handle model in the Helium series, a bookshelf speaker suitable for a wide range of spaces including living rooms, studies, bedrooms, and small to medium-sized listening rooms.\u003c\/p\u003e\n\u003cp\u003eRather than assuming large volumes or dedicated spacious rooms, it focuses on naturally enjoying music in everyday spaces. It excels in vocal clarity, soundstage width, and ease of listening at low volumes, offering playback that seamlessly fills the entire room as soon as music starts.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/07_1c363064-45a8-4b12-a9d8-13c5e8486746.jpg?v=1784623961\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eDespite its compact size, the Helium510 provides Amphion’s signature precise imaging and natural midrange. It does not exaggerate the sound but faithfully brings out the vocals, instruments, and spatial information present in the recording.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eNatural sound dispersion with fifth-generation waveguide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe core technology of the Helium510 is Amphion’s unique fifth-generation waveguide. It shapes the tweeter’s radiation pattern and naturally connects it with the woofer, creating a cohesive soundstage where you hardly notice the sound is coming directly from the speakers.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/011_600x600.jpg?v=1783099267\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp\u003eBecause the sound dispersion is evenly controlled, you can enjoy music in a naturally balanced way without strictly fixing your listening position. Whether listening head-on in focus or with different family members in various places around the living room, the speaker design maintains stable imaging.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e5.25-inch paper woofer for natural rendering of vocals and instruments\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Helium510 is a two-way configuration combining a 1-inch titanium tweeter with a 5.25-inch paper woofer. The paper woofer is lightweight and naturally textured, faithfully reproducing the nuances of human voices and acoustic instruments.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/10.jpg?v=1784627517\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eVocals, piano, guitar, strings, and other central ranges of music are smoothly portrayed, resulting in a balance that is easy to listen to without fatigue. The major charm of the Helium510 lies in the fact that it does not blur the contours of sound, yet does not become excessively hard.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eUnity with a 1,600Hz crossover\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe crossover frequency is set at 1,600Hz. By naturally connecting the ranges important for human voices and many instruments, it achieves a cohesive sound that makes the transition between the tweeter and woofer hardly noticeable.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/MG_4114_4e887855-687f-41c7-b52f-89563689b18e_600x600.png?v=1783043312\" style=\"float: none;\"\u003e\u003c\/p\u003e\n\u003cp\u003eIt suppresses the common perception with small speakers that the bass, midrange, and treble sound separately, allowing the music as a whole to be heard as a single flow. The soundstage remains clear, and the positions of vocals and the placement of instruments naturally stand out.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eClear listening at low volumes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Helium510 is a speaker strong in playback at low volumes. Even without raising the volume, the core of the voice remains full, and the contours of instruments and the atmosphere of the space are easily maintained, making it suitable for nighttime listening or close-range use.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/05_3ad68c6f-e76b-40a1-a2c6-660f34930c6d.jpg?v=1784623961\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eIt is not just about delivering impact at high volumes; it also allows music to flow pleasantly in everyday life. The Helium510 is a model that values such practical usability.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eEasy-to-place bass-reflex design and compact size\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe Helium510 is a 2-way, bass-reflex bookshelf speaker. Its compact cabinet with reduced depth makes it easy to place not only on stands but also near shelves or walls.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/09_507bbe2a-8973-4fbb-93c1-89e46f7f941c.jpg?v=1784623961\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eIt also supports an optional dedicated wall bracket, making it a user-friendly model for various environments such as living rooms, studies, bedrooms, retail spaces, and multi-channel setups. The appearance is simple, and the choice of grille colors enhances compatibility with interior design.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eChoosing between Argon1 and Helium510\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWhile the Helium510 shares the same size as the Argon1, it is a model designed for a more casual enjoyment of music. If the Argon1 is a model that emphasizes higher resolution and bass density, the Helium510 can be said to prioritize natural vocals, a wide sweet spot, ease of placement, and listening comfort at low volumes.\u003c\/p\u003e\n\u003cp\u003eRather than having a strong personality or being overly assertive, it blends naturally into everyday spaces and allows you to listen to a variety of music comfortably. Helium510 is a highly complete bookshelf speaker that allows you to enjoy Amphion's sound creation more closely.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"products-desc-title\"\u003eSpec\u003c\/div\u003e\n\u003ctable class=\"table-spec\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003eformat\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e2 way bass reflex type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003etweeter\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e1 inch titanium tweeter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003ewoofer\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e5.25 inch paper woofer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003ecrossover frequency\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e1,600Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003eimpedance\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e8Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003eefficiency\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e86dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003eFrequency characteristics\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e48Hz~25kHz\/-6dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003eRecommended amplifier output\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e20~100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003edimensions\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e316mm(H) x 160mm(W) x 265mm(D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003egrid protrusion\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003eApproximately 8mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003eweight\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003e6kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan style=\"font-weight: 400;\"\u003eCountry of origin\u003c\/span\u003e\u003c\/th\u003e\n\u003ctd\u003efinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"products-desc-title\"\u003eReview\u003c\/div\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\n\u003ch3\u003e\u003cstrong\u003eRatings seen in overseas reviews\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eHelium510 has been highly praised in overseas reviews for its wide sound field, natural midrange, ease of listening at low volumes, and ease of installation, which is hard to imagine considering its compact size.\u003c\/p\u003e\n\u003cp\u003eIn TONE Publications' review, the Helium510 is introduced as a speaker that adds natural reality to music with its smooth tone and three-dimensional imaging. It has also been praised as a model that can be enjoyed in a wide range of genres, including jazz, hip-hop, electronica, and rock, and won the 2018 Exceptional Value Award.\u003c\/p\u003e\n\u003cp\u003eA review on AVForums praised the Helium510 for its \"accurate and detailed sound, but still fun.\" Although it doesn't have a huge amount of low frequency compared to speakers of the same size, its speed and clarity are impressive, and its ability to faithfully convey the content of a recording is cited as an advantage.\u003c\/p\u003e\n\u003cp\u003eOn the other hand, AVForums points out that the Helium510 is a speaker that shows the quality of the amplifier and source that it is paired with relatively honestly. Rather than being a drawback, this is a sign of Amphion's high level of transparency, and when combined with an amplifier of sufficient quality, it shows its true potential.\u003c\/p\u003e\n\u003cp\u003eOn 6moons, the design philosophy of controlling directivity through waveguides and making the tweeter and woofer sound as if they are a single source is introduced. Additionally, the design aspect that allows combining grid color and waveguide color is also highlighted as a feature of the Helium510.\u003c\/p\u003e\n\u003cp\u003eIn Amphion's official user story, photographer and visual artist Kaisu Jouppi is introduced as someone who has been using the Helium510 for over 10 years. The natural and honest sound that suits a wide range of music genres, durable quality, and timeless design are spoken of as practical charms.\u003c\/p\u003e\n\u003cp\u003eThe Helium510 is not a speaker meant to impress with a strong personality. It is a bookshelf speaker that enhances everyday music experiences with natural voices, a wide sweet spot, manageable size, and clear reproduction even at low volumes, aimed at those who value these qualities.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amphion","offers":[{"title":"White","offer_id":49875308871937,"sku":"Helium510","price":214000.0,"currency_code":"JPY","in_stock":true},{"title":"Black","offer_id":49875308904705,"sku":"Helium510","price":214000.0,"currency_code":"JPY","in_stock":true},{"title":"Black and White","offer_id":49875308937473,"sku":"Helium510","price":214000.0,"currency_code":"JPY","in_stock":true},{"title":"Wood","offer_id":49875308970241,"sku":"Helium510","price":214000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/9139\/7377\/files\/00_40da0f22-3825-47fa-8965-1417e4afc069.jpg?v=1784623961","url":"https:\/\/exclusive-audio.jp\/en\/products\/markaudio-micro-nc4-desktop-speaker-10","provider":"ExAUDIO","version":"1.0","type":"link"}