{"product_id":"4-channel-mini-headphone-amplifier","title":"4-Channel Mini Headphone Amplifier","description":"\u003cp\u003eThe HA40 Mini Headphone Amplifier is an ultra-compact multi-channel audio distribution unit designed for studio and stage monitoring. It allows multiple listeners to monitor the same audio source simultaneously while maintaining independent volume control for each output channel.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 Independent Headphone Channels:\u003c\/strong\u003e Supports up to four headphones from a single audio input source.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndividual Volume Control:\u003c\/strong\u003e Each channel includes its own volume adjustment for personalized monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Compact Design:\u003c\/strong\u003e Small footprint suitable for desktop studios, rehearsal rooms, and portable setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Quality Audio Performance:\u003c\/strong\u003e Built with a 4580 operational amplifier to deliver stable and clear sound output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStudio and Stage Use:\u003c\/strong\u003e Suitable for recording sessions, live performances, and monitoring environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle Input Distribution:\u003c\/strong\u003e Accepts one line input and distributes audio to four headphone outputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Metal Construction:\u003c\/strong\u003e Rust-resistant metal housing ensures long-lasting durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExternal Power Supply Included:\u003c\/strong\u003e Comes with a DC 12V power adapter for stable operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e HA40\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChannels:\u003c\/strong\u003e 4 Output Channels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Type:\u003c\/strong\u003e Line In (Audio Input)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Line Out (Audio Output)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperational Amplifier:\u003c\/strong\u003e 4580\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Headphone Impedance:\u003c\/strong\u003e 65–80Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Type:\u003c\/strong\u003e Mini Amplifier\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e DC 12V Adapter (EU\/US plug options)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e Metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 10.5 × 5.5 × 4.5 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWireless Network:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in Battery:\u003c\/strong\u003e No\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhat's in the Box:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 × HA40 4-Channel Headphone Amplifier\u003c\/li\u003e\n\u003cli\u003e1 × DC 12V Power Adapter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003c\/div\u003e","brand":"Pluginerds Shop","offers":[{"title":"Black with US","offer_id":57765387207039,"sku":"14:193#Black with US","price":24.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1008\/7294\/6047\/files\/S448eec15919e41f7af2e413abdf487d0j.webp?v=1781596952","url":"https:\/\/shop.pluginerds.com\/products\/4-channel-mini-headphone-amplifier","provider":"Pluginerds Shop","version":"1.0","type":"link"}