{"product_id":"coosii-h300-wireless-over-ear-bluetooth-headset-black-retractable-noise-reducing-mic-45h-talk-time","title":"COOSII H300 Wireless Over-Ear Bluetooth Headset — Black, Retractable Noise-Reducing Mic \u0026 45h Talk Time","description":"\u003cp\u003e\u003cstrong\u003eThe COOSII H300 is a lightweight over-ear Bluetooth headset with a retractable noise-reducing microphone, USB dongle support, and a one-tap mute for reliable work calls and long battery life.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you need a comfortable, business-ready headset for remote meetings, call centers, or hybrid work, the COOSII H300 combines dual connectivity, a durable retractable mic, and passive noise blocking to keep conversations clear. It ships with a USB dongle, AUX cable, charging cable, and a protective PU storage box, plus a 30-day return and 12-month warranty for peace of mind.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the COOSII H300 keep calls clear in noisy environments?\u003c\/h3\u003e\n\u003cp\u003eThe H300 uses an engineered microphone element and passive noise-blocking earcups to focus on your voice while reducing ambient sounds. This mechanical and electronic design prioritizes the speaker’s voice for clearer speech transmission without relying on cloud AI processing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEnvironmental noise-cancelling microphone tuned for voice capture\u003c\/li\u003e\n  \u003cli\u003eLarge 4-inch memory-foam ear pads for passive noise isolation\u003c\/li\u003e\n  \u003cli\u003eRetractable mic that aligns with the mouth for consistent pickup\u003c\/li\u003e\n  \u003cli\u003ePhysical design that limits side noise and wind interference\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat connectivity options and controls are available for meetings?\u003c\/h3\u003e\n\u003cp\u003eThe headset supports Bluetooth for phones and laptops and includes a plug-and-play USB dongle for desktops without Bluetooth. Controls are simplified: a long-press on the left earcup M button switches devices, and a single tap mutes the mic instantly when you need privacy.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBluetooth wireless for mobile and laptop connections\u003c\/li\u003e\n  \u003cli\u003eIncluded USB dongle for stable desktop audio with low latency\u003c\/li\u003e\n  \u003cli\u003eOne-tap M button to mute\/unmute quickly during calls\u003c\/li\u003e\n  \u003cli\u003eThree-second M-button press to switch the active device (one at a time)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long will the battery last during workdays or travel?\u003c\/h3\u003e\n\u003cp\u003eEquipped with a 1,000 mAh battery, the H300 provides extended runtime suitable for multi-day use. Expect up to 72 hours of music playback or around 45 hours of continuous talk time on a full charge, making it reliable for long shifts and travel; actual runtime varies with volume and usage.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1,000 mAh upgraded battery for extended sessions\u003c\/li\u003e\n  \u003cli\u003eAbout 45 hours of talk time on a single charge (typical use)\u003c\/li\u003e\n  \u003cli\u003eUp to 72 hours of music playback under optimal conditions\u003c\/li\u003e\n  \u003cli\u003eUSB charging cable included for easy top-ups between meetings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the H300 comfortable and durable for all-day wear?\u003c\/h3\u003e\n\u003cp\u003eThe H300 is designed for long-term comfort with a lightweight, foldable frame and generous earcup padding. Built-in adjustability and skin-friendly protein leather on 4-inch ear pads reduce pressure, and the retractable mic has passed thousands of cycles for reliable use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLightweight 8 oz construction for less head fatigue\u003c\/li\u003e\n  \u003cli\u003eAdjustable headband with thick padding for a secure fit\u003c\/li\u003e\n  \u003cli\u003e4-inch memory foam ear pads in protein leather for comfort\u003c\/li\u003e\n  \u003cli\u003eRetractable mic tested for 3,000+ retraction cycles\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The COOSII H300 is aimed at professionals who attend frequent calls—remote workers, customer service reps, and office staff—who need long battery life, dependable voice pickup, and simple controls. It also suits travelers who want a foldable headset that pairs with phones and desktops via Bluetooth or a USB dongle. The bundled accessories and warranty make it a practical choice for businesses equipping teams or individuals upgrading their home office audio.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the COOSII H300 work with desktop computers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it includes a plug-and-play USB dongle for desktops without Bluetooth and also supports Bluetooth pairing for laptops and phones.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I mute the microphone quickly during a call?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — tap the large M button on the left earcup to instantly mute; press and hold for three seconds to switch devices.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"COOSII","offers":[{"title":"Default Title","offer_id":48436886503581,"sku":"B09WQYXHJW","price":78.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0766\/9596\/1757\/files\/coosii-h300-front-profile.jpg?v=1781456371","url":"https:\/\/nexoltic.com\/products\/coosii-h300-wireless-over-ear-bluetooth-headset-black-retractable-noise-reducing-mic-45h-talk-time","provider":"Nexoltic","version":"1.0","type":"link"}