{"product_id":"sony-wh-ch520-wireless-on-ear-headphones-with-up-to-50-hours-battery-life","title":"Sony WH-CH520 Wireless On Ear Headphones With Up To 50 Hours Battery Life","description":"\u003cp\u003e\u003cstrong\u003eSony WH-CH520 Wireless On-Ear Headphones — Original, Imported, Serial-Verified.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIn 2026, Pakistani buyers looking for reliable wireless headphones under PKR 15,000 consistently land on the Sony WH-CH520. At AvaNext, every unit is 100% original Sony — imported through authorised channels, not a local copy or refurbished set. Pakistan's market has counterfeit Sony headphones that look identical but sound hollow and fail within months. Ours are not those.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Sony WH-CH520\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Wireless On-Ear Headphones\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e Up to 50 hours (one of the longest in its class)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuick Charge:\u003c\/strong\u003e 10 minutes charge = 1.5 hours playback\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e Bluetooth 5.2 — multipoint connection (2 devices simultaneously)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDriver Size:\u003c\/strong\u003e 30mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 20Hz – 20,000Hz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMicrophone:\u003c\/strong\u003e Built-in mic for calls and voice assistants\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eControls:\u003c\/strong\u003e On-ear button controls + Google Assistant \/ Alexa compatible\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCharging:\u003c\/strong\u003e USB-C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 147g — lightweight for all-day wear\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColours Available:\u003c\/strong\u003e Black, White, Beige\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e WH-CH520\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat's in the Box\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Sony WH-CH520 Wireless On-Ear Headphones\u003c\/li\u003e\n  \u003cli\u003e1 × USB-C Charging Cable\u003c\/li\u003e\n  \u003cli\u003e1 × 3.5mm Audio Cable\u003c\/li\u003e\n  \u003cli\u003eDocumentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy Buy from AvaNext?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e✔ 100% original Sony — imported, not a local copy\u003c\/li\u003e\n  \u003cli\u003e✔ Serial-verified authenticity on every unit\u003c\/li\u003e\n  \u003cli\u003e✔ Cash on Delivery available across Pakistan\u003c\/li\u003e\n  \u003cli\u003e✔ Free nationwide delivery — Karachi, Lahore, Islamabad, Rawalpindi, Faisalabad, Multan, Peshawar \u0026amp; more\u003c\/li\u003e\n  \u003cli\u003e✔ 7-day return on manufacturing defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠ Beware of Fake Sony Headphones in Pakistan\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCounterfeit WH-CH520 units are sold widely in local markets and unverified online stores. They often have poor sound quality, weak bass, and fail within weeks. Always check the model number and buy from a verified source. At AvaNext, authenticity is non-negotiable.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003cp\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Are these original Sony WH-CH520 headphones or a copy?\u003c\/strong\u003e\u003cbr\u003e\nA: 100% original Sony WH-CH520, imported and serial-verified. We do not stock copies or refurbished units.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How long does the battery last?\u003c\/strong\u003e\u003cbr\u003e\nA: Up to 50 hours on a full charge. With Quick Charge, 10 minutes gives you 1.5 hours of playback.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I connect to two devices at the same time?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes. Bluetooth 5.2 multipoint lets you stay connected to two devices simultaneously — e.g. your phone and laptop.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is Cash on Delivery available?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes. COD is available across Pakistan with free delivery to all major cities.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Does it work with a 3.5mm audio cable?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes. A 3.5mm audio cable is included in the box for wired use when needed.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these original Sony WH-CH520 headphones or a copy?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"100% original Sony WH-CH520, imported and serial-verified. We do not stock copies or refurbished units.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How long does the battery last?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Up to 50 hours on a full charge. With Quick Charge, 10 minutes gives you 1.5 hours of playback.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I connect to two devices at the same time?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. Bluetooth 5.2 multipoint lets you stay connected to two devices simultaneously — e.g. your phone and laptop.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is Cash on Delivery available?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. COD is available across Pakistan with free delivery to all major cities.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Does it work with a 3.5mm audio cable?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. A 3.5mm audio cable is included in the box for wired use when needed.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003csection data-avanext-product-seo=\"remaining-faq-table-links-2026-09-08\"\u003e\n\u003ch2\u003ePakistan Buyer Answer\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eShort answer:\u003c\/strong\u003e Sony WH-CH520 Wireless On Ear Headphones With Up To 50 Hours Battery Life is for Pakistani buyers who want a clear, compatible and reliable Headphones from AvaNext.pk. Check the selected variant, device compatibility and live stock on this page before checkout.\u003c\/p\u003e\n\u003ch2\u003eQuick Buying Guide for Pakistan\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eSony WH-CH520 Wireless On Ear Headphones With Up To 50 Hours Battery Life\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\/Vendor\u003c\/td\u003e\n\u003ctd\u003eSony\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCategory\u003c\/td\u003e\n\u003ctd\u003eHeadphones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest for\u003c\/td\u003e\n\u003ctd\u003eMatching your device connector and charger port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCheck before order\u003c\/td\u003e\n\u003ctd\u003eCable connector, length, wattage\/data requirement and device compatibility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePakistan use\u003c\/td\u003e\n\u003ctd\u003eUseful for home, office, travel and daily charging across Pakistan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch2\u003eRelated AvaNext Links\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/cables-pakistan\"\u003eShop Cables on AvaNext.pk\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/chargers\"\u003eShop fast chargers in Pakistan\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/cables-pakistan\"\u003eShop charging cables in Pakistan\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/articles\"\u003eRead AvaNext buying guides\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"Sony","offers":[{"title":"Default Title","offer_id":58764407111840,"sku":null,"price":13199.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0706\/2703\/3248\/files\/sony-wh-ch520.jpg?v=1787693034","url":"https:\/\/avanext.pk\/products\/sony-wh-ch520-wireless-on-ear-headphones-with-up-to-50-hours-battery-life","provider":"AvaNext","version":"1.0","type":"link"}