{"product_id":"21x-wireless-earphones-true-wireless-earbuds-with-anc-hifi-sound","title":"21X Wireless Earphones True Wireless Earbuds with ANC - HiFi Sound","description":"\u003cp\u003eIn this review the 21X Wireless Earphones are evaluated for listeners who want HiFi sound and active noise control without a premium price. The bottom line: these earbuds deliver noticeably clear audio and reliable Bluetooth 5.3 connectivity, with an LED display charging case that simplifies battery monitoring. For commuters, casual audiophiles, and anyone who needs comfortable daily wear with solid noise reduction, the 21X offers a compelling balance of sound quality, battery life, and convenience.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHiFi sound quality:\u003c\/strong\u003e Tuned to deliver clear mids and detailed highs that make vocals and acoustic instruments stand out for listeners who prioritize clarity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth 5.3 connectivity:\u003c\/strong\u003e Offers a stable wireless link with low latency and a reliable range up to about 33 ft from the source device.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive noise cancellation and ENC:\u003c\/strong\u003e Reduces ambient noise for focused listening and includes a Transparency Mode to quickly let in outside sound when needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong battery life with LED display case:\u003c\/strong\u003e Earbuds provide multiple hours per charge and the smart LED display on the case shows remaining battery for both the case and earbuds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComfortable ergonomic fit:\u003c\/strong\u003e The curved design sits securely in the ear for extended use and comfort throughout the day.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater resistance:\u003c\/strong\u003e IPX4 rating protects the earbuds from sweat and light splashes during workouts or outdoor use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe 21X is best suited for commuters, remote workers, and everyday listeners who want a step up in sound quality and effective noise cancelling without spending on premium-brand models. Its comfortable fit and LED battery display make it convenient for long days and frequent travel.\u003c\/p\u003e\u003cp\u003eThose who need audiophile-grade accuracy, studio monitoring, or an aggressive waterproof rating should look elsewhere; the IPX4 rating and consumer-focused tuning are aimed at daily use rather than professional recording or heavy water exposure.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eClear, detailed HiFi-tuned sound that customers frequently praise for value and clarity.\u003c\/li\u003e\n\u003cli\u003eReliable Bluetooth 5.3 pairing that stays connected across typical room and short-range distances.\u003c\/li\u003e\n\u003cli\u003eEffective noise reduction with ENC and a useful Transparency Mode for situational awareness.\u003c\/li\u003e\n\u003cli\u003ePractical LED display on the charging case for easy battery monitoring and extended on-the-go use.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBattery runtime varies by use; while the case extends total playtime, single-charge earbud life is modest compared with some long-life competitors.\u003c\/li\u003e\n\u003cli\u003eNot designed for heavy water exposure-IPX4 protects against sweat and splashes but not full submersion.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003e21X\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth\u003c\/td\u003e\n\u003ctd\u003e5.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise control\u003c\/td\u003e\n\u003ctd\u003eActive noise cancellation with ENC and Transparency Mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery life\u003c\/td\u003e\n\u003ctd\u003eUp to 10 hours per charge, plus additional hours from case; LED display shows remaining battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlaytime (advertised)\u003c\/td\u003e\n\u003ctd\u003eUp to 20 hours total playback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater resistance\u003c\/td\u003e\n\u003ctd\u003eIPX4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eAndroid, iOS, Windows and other Bluetooth devices\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe 21X Wireless Earphones are a solid choice for everyday listeners who want \u003cstrong\u003eHiFi sound\u003c\/strong\u003e and dependable noise cancelling at a reasonable price. They combine comfortable fit, useful LED battery feedback, and modern Bluetooth 5.3 reliability to deliver strong value for commuters and casual audiophiles, though users needing professional monitoring or extreme water resistance should consider other options.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eHow long does the charging case extend battery life?\u003c\/strong\u003e\u003cbr\u003eThe case provides multiple additional charges and an LED display shows remaining battery for both the case and earbuds so you can track total available playtime.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDo the earbuds work with both Android and iPhone?\u003c\/strong\u003e\u003cbr\u003eYes, the 21X earbuds use Bluetooth 5.3 and are compatible with Android, iOS, Windows, and other Bluetooth-enabled devices.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the noise cancellation good for travel?\u003c\/strong\u003e\u003cbr\u003eYes, the active noise cancellation with ENC significantly reduces ambient noise for commuting and travel, and Transparency Mode lets outside sound in when needed.\u003c\/p\u003e","brand":"21X","offers":[{"title":"Default Title","offer_id":46754375008475,"sku":"B0DJ2K6JNP","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61APB7BfXbL._AC_SL1500.jpg?v=1747817574","url":"https:\/\/gearmusthave.com\/products\/21x-wireless-earphones-true-wireless-earbuds-with-anc-hifi-sound","provider":"GearMustHave","version":"1.0","type":"link"}