{"product_id":"astellandkern-ak-hb1-portable-dac-and-headphone-amp","title":"Astell\u0026Kern AK HB1 Portable DAC \u0026 Headphone Amp – Bluetooth LDAC, 3.5mm \u0026 4.4mm Outputs","description":"\u003cdiv class=\"ab-product-description\" style=\"text-align: center; font-family: inherit;\"\u003e\n\u003cp\u003eChoose wired or Bluetooth playback with the Astell\u0026amp;Kern AK HB1. This portable DAC and headphone amplifier provides a flexible connection between your source and wired headphones, with both standard and balanced output options.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLDAC and aptX HD Bluetooth\u003c\/strong\u003e – via a Qualcomm CSR8675 chipset, with LDAC up to 24-bit\/96kHz and aptX HD at 24-bit\/48kHz, plus AAC and SBC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eESS ES9281AC PRO DAC with a separate headphone amp\u003c\/strong\u003e – clear, accurate sound and enough power for most IEMs and low-impedance headphones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.5mm and 4.4mm headphone outputs\u003c\/strong\u003e – connect whichever plug your headphones use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play USB DAC mode\u003c\/strong\u003e – USB-C and Lightning cables are included, with UAC 1.0 support for gaming systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultipoint Bluetooth for two devices\u003c\/strong\u003e – switch easily between your phone and another source.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCar Mode and clear call voice\u003c\/strong\u003e – handy in the car and for taking calls through your headphones.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eGood to Know\u003c\/h3\u003e\n\u003cp\u003eThe HB1 is aimed at IEMs and low-impedance headphones; very demanding full-size headphones may need more power. It is MQA Renderer capable and Roon Tested for use with those playback setups.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDAC: ESS ES9281AC PRO\u003c\/li\u003e\n\u003cli\u003eBluetooth chipset: Qualcomm CSR8675\u003c\/li\u003e\n\u003cli\u003eCodecs: LDAC (24-bit\/96kHz), aptX HD (24-bit\/48kHz), AAC, SBC\u003c\/li\u003e\n\u003cli\u003eHeadphone outputs: 3.5mm, 4.4mm\u003c\/li\u003e\n\u003cli\u003eUSB: Plug-and-play USB DAC, UAC 1.0\u003c\/li\u003e\n\u003cli\u003eMultipoint: Up to two devices\u003c\/li\u003e\n\u003cli\u003eOther: Car Mode, MQA Renderer, Roon Tested\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"ab-product-shipping-returns\" style=\"text-align: center; font-family: inherit;\"\u003e\n\u003ch3\u003eShipping \u0026amp; Returns\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eFree UK Delivery\u003c\/strong\u003e – We ship exclusively within the United Kingdom. Orders are processed within 1 business day, with estimated delivery in 5–8 business days after dispatch.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e30-Day Returns\u003c\/strong\u003e – Returns are accepted within 30 days of delivery, subject to our \u003ca href=\"\/policies\/refund-policy\"\u003eReturn \u0026amp; Refund Policy\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCustomer Support\u003c\/strong\u003e – Monday–Friday, 9 AM–5 PM (UK local time). Business days exclude weekends and UK bank holidays.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Astell\u0026Kern","offers":[{"title":"Default Title","offer_id":67819454136570,"sku":"SKU: HB1","price":149.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0845\/5353\/1642\/files\/AK_HB1_001__58977.1697733841.1280.1280.jpg?v=1792618891","url":"https:\/\/audiobass.co.uk\/products\/astellandkern-ak-hb1-portable-dac-and-headphone-amp","provider":"Audio Bass","version":"1.0","type":"link"}