{"id":7212,"date":"2025-07-21T17:48:00","date_gmt":"2025-07-21T14:48:00","guid":{"rendered":"https:\/\/bfix.gr\/product\/oneplus-buds-4-zen-green-eu\/"},"modified":"2026-05-29T14:00:13","modified_gmt":"2026-05-29T11:00:13","slug":"oneplus-buds-4-zen-green","status":"publish","type":"product","link":"https:\/\/bfix.gr\/en\/product\/oneplus-buds-4-zen-green\/","title":{"rendered":"OnePlus Buds 4 Zen Green"},"content":{"rendered":"<p>The OnePlus Buds 4 in Zen Green impress with top active noise cancellation up to 49 dB, large 12.4 mm drivers and Bluetooth 5.4 for a stable connection. Designed with premium materials, they definitely showcase your listening experience, all-day comfort and seamless integration with Android &amp; iOS.<\/p>\n<h2>2. General Information &amp; Package Contents<\/h2>\n<ul>\n<li>Product: OnePlus Buds 4<\/li>\n<li>Color: Zen Green<\/li>\n<li>Manufacturer: OnePlus (BBK Electronics)<\/li>\n<\/ul>\n<p>The package (Greece) includes:<\/p>\n<ul>\n<li>Earbuds (L+R)<\/li>\n<li>520 mAh charging case<\/li>\n<li>USB-C to USB-C cable (30 cm)<\/li>\n<li>Silicone Ear-tips (S\/M\/L)<\/li>\n<li>Quick Start Guide &amp; Safety Manual<\/li>\n<\/ul>\n<p>Wall charger not included, in accordance with EU Directive 2019\/2022 on the reduction of e-waste.<\/p>\n<h2>3. Technical Specifications<\/h2>\n<h3>3.1 Sound &amp; ANC<\/h3>\n<ul>\n<li>12,4 mm dynamic drivers tuned by Dirac Opteo<\/li>\n<li>Active Noise Cancellation (ANC) up to 49 dB<\/li>\n<li>Transparency Mode for safe use outdoors<\/li>\n<\/ul>\n<h3 class=\"&quot;text-base-strong\">3.2 Connectivity &amp; Controls<\/h3>\n<ul>\n<li>Bluetooth 5.4 (SBC, AAC, LHDC)<\/li>\n<li>Multipoint: connect to two devices at the same time<\/li>\n<li>Touch controls: play\/pause, volume, calls, ANC\/Transparency toggle<\/li>\n<li>Smart HeyMelody app for custom EQ &amp; Low-Lag Game Mode<\/li>\n<\/ul>\n<h3>3.3 Battery &amp; Charging<\/h3>\n<ul>\n<li>Earbuds (58 mAh): up to 10 hours (ANC off) | 8 hours (ANC on)<\/li>\n<li>Case (520 mAh): up to 36 hours (ANC off) | 30 hours (ANC on)<\/li>\n<li>Fast charging: 10\u2032 \u2192 2.5 hours of playback<\/li>\n<li>USB-C PD input (5 V\/1.5 A)<\/li>\n<\/ul>\n<h3>3.4 Materials &amp; Construction<\/h3>\n<ul>\n<li>Rating IP54: dust &amp; splashes<\/li>\n<li>Earbuds shell: ABS plastic with lead-free paint<\/li>\n<li>Ear-tips: medical-grade silicone<\/li>\n<li>Case: PC\/ABS with matte finish<\/li>\n<\/ul>\n<h3>3.5 Dimensions &amp; Weight<\/h3>\n<ul>\n<li>Earbuds: 5.96\u00d75.22\u00d72.44 cm \/ 5 g<\/li>\n<li>Case: 6,0\u00d75,5\u00d72,5 cm \/ 44 g<\/li>\n<\/ul>\n<h3>3.6 SAR, NFC, SIM &amp; Networks<\/h3>\n<ul>\n<li>SAR: not applicable (wearable)<\/li>\n<li>NFC: not supported<\/li>\n<li>SIM\/networking: no SIM card, Bluetooth only<\/li>\n<\/ul>\n<h2>4. Energy Consumption &amp; Recommended Charger<\/h2>\n<ul>\n<li>Recommended USB-C PD charger: 18 W for fast charging<\/li>\n<li>Standby consumption with 10 W charger: ~0.054 kWh\/month<\/li>\n<li>Charge in an environment of 0-35 \u00b0C, avoid overheating or freezing<\/li>\n<\/ul>\n<h2>5. Year of circulation<\/h2>\n<ul>\n<li>European launch: November 2023<\/li>\n<\/ul>\n<h2>6. Warranty, DOA &amp; Returns<\/h2>\n<h3>6.1 Consumers<\/h3>\n<ul>\n<li>24 months under EC 2\/2013<\/li>\n<li>14 days of withdrawal (without justification)<\/li>\n<\/ul>\n<h3>6.2 Professionals<\/h3>\n<ul>\n<li>12 months factory warranty<\/li>\n<li>DOA within 7 days: RMA request, return in original packaging<\/li>\n<\/ul>\n<h3>6.3 Return procedure<\/h3>\n<ul>\n<li>DOA\/warranty notification \u2192 RMA version<\/li>\n<li>Return with RMA number<\/li>\n<li>Repair or replacement without charge (DOA)<\/li>\n<\/ul>\n<h2>7. Reviews from Foreign Site<\/h2>\n<ul>\n<li>PCMag: 4.5\/5 - \"Strong ANC, comfortable fit\"<\/li>\n<li>The Verge: 9\/10 - \"Premium sound, excellent battery\"<\/li>\n<li>SoundGuys: 7.5\/10 - \"Stable connection, dynamic bass\"<\/li>\n<\/ul>\n<h2>8. Pros vs OnePlus Buds Z2 (2022)<\/h2>\n<ul>\n<li>ANC 49 dB vs passive reduction on Z2<\/li>\n<li>Guide 12,4 mm vs 10,5 mm<\/li>\n<li>Bluetooth 5.4 vs 5.2<\/li>\n<li>Multipoint vs single-device<\/li>\n<li>Fast charging vs simple<\/li>\n<li>Autonomy up to 36 hours vs 38 hours (Z2)<\/li>\n<\/ul>\n<h2>9. Manufacturer Company Profile<\/h2>\n<p>OnePlus was founded in 2013 by Pete Lau and Carl Pei. It started with premium smartphones and in 2020 entered the audio market with Buds. Each generation improved: ANC, audio, connectivity. Today it is part of the BBK Electronics group, offering value-for-money products of high standards.<\/p>\n<h2>10. Customer Reviews<\/h2>\n<h3>10.1 8 Positive<\/h3>\n<ul>\n<li>\"Total isolation thanks to the ANC!\"<\/li>\n<li>\"Spectacular sound quality with bass depth.\"<\/li>\n<li>\"They do not tire, they are worn incessantly.\"<\/li>\n<li>\"Unique autonomy - I don't think about charging every day.\"<\/li>\n<li>\"Double connection seamlessly.\"<\/li>\n<li>\"Fast charging - 10\u2032 for hours of music.\"<\/li>\n<li>\"Excellent calls with dual-mic ENC.\"<\/li>\n<li>\"Premium feel, sturdy case.\"<\/li>\n<\/ul>\n<h3>10.2 2 Serious Negative<\/h3>\n<ul>\n<li>\"Lacks Qi wireless charging for convenience.\"<\/li>\n<li>\"Price higher than competitors in the class.\"<\/li>\n<\/ul>\n<h2>11. Conclusion: Why Buy Them NOW &amp; Common Goal<\/h2>\n<p>The OnePlus Buds 4 (Zen Green) are aimed at:<\/p>\n<ul>\n<li>Musical enthusiasts who want crystal clear sound &amp; rich bass.<\/li>\n<li>Gamers with low-latency mode &amp; stable connection.<\/li>\n<li>Telecommuting professionals who require clean calls.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>\u03a4\u03b1 OnePlus Buds 4 \u03c3\u03b5 Zen Green \u03b5\u03bd\u03c4\u03c5\u03c0\u03c9\u03c3\u03b9\u03ac\u03b6\u03bf\u03c5\u03bd \u03bc\u03b5 \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03b1 \u03b5\u03bd\u03b5\u03c1\u03b3\u03ae \u03b1\u03ba\u03cd\u03c1\u03c9\u03c3\u03b7 \u03b8\u03bf\u03c1\u03cd\u03b2\u03bf\u03c5 \u03ad\u03c9\u03c2 49 dB, \u03bc\u03b5\u03b3\u03ac\u03bb\u03bf\u03c5\u03c2 12,4 mm \u03bf\u03b4\u03b7\u03b3\u03bf\u03cd\u03c2 \u03ba\u03b1\u03b9 Bluetooth 5.4 \u03b3\u03b9\u03b1 \u03c3\u03c4\u03b1\u03b8\u03b5\u03c1\u03ae \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7. \u03a3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03bc\u03ad\u03bd\u03b1 \u03bc\u03b5 premium \u03c5\u03bb\u03b9\u03ba\u03ac, \u03c3\u03af\u03b3\u03bf\u03c5\u03c1\u03b1 \u03b1\u03bd\u03b1\u03b4\u03b5\u03b9\u03ba\u03bd\u03cd\u03bf\u03c5\u03bd \u03c4\u03b7\u03bd \u03b1\u03ba\u03bf\u03c5\u03c3\u03c4\u03b9\u03ba\u03ae \u03c3\u03b1\u03c2 \u03b5\u03bc\u03c0\u03b5\u03b9\u03c1\u03af\u03b1, all-day \u03ac\u03bd\u03b5\u03c3\u03b7 \u03ba\u03b1\u03b9 \u03ac\u03c8\u03bf\u03b3\u03b7 \u03b5\u03bd\u03c3\u03c9\u03bc\u03ac\u03c4\u03c9\u03c3\u03b7 \u03bc\u03b5 Android &amp; iOS. 2. \u0393\u03b5\u03bd\u03b9\u03ba\u03ac \u03a3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03b1 &amp; \u03a0\u03b5\u03c1\u03b9\u03b5\u03c7\u03cc\u03bc\u03b5\u03bd\u03bf \u03a3\u03c5\u03c3\u03ba\u03b5\u03c5\u03b1\u03c3\u03af\u03b1\u03c2 \u03a0\u03c1\u03bf\u03ca\u03cc\u03bd: OnePlus Buds 4 [&hellip;]<\/p>\n","protected":false},"featured_media":8271,"comment_status":"open","ping_status":"closed","template":"","meta":{"_gspb_post_css":""},"product_brand":[428],"product_cat":[780,716],"product_tag":[],"class_list":["post-7212","product","type-product","status-publish","has-post-thumbnail","product_brand-oneplus","product_cat-bluetooth-headphones","product_cat-oneplus-bluetooth-handsfree","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"ct_brands":[{"id":428,"name":"OnePlus","slug":"oneplus"}],"_links":{"self":[{"href":"https:\/\/bfix.gr\/en\/wp-json\/wp\/v2\/product\/7212","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bfix.gr\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/bfix.gr\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/bfix.gr\/en\/wp-json\/wp\/v2\/comments?post=7212"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bfix.gr\/en\/wp-json\/wp\/v2\/media\/8271"}],"wp:attachment":[{"href":"https:\/\/bfix.gr\/en\/wp-json\/wp\/v2\/media?parent=7212"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/bfix.gr\/en\/wp-json\/wp\/v2\/product_brand?post=7212"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/bfix.gr\/en\/wp-json\/wp\/v2\/product_cat?post=7212"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/bfix.gr\/en\/wp-json\/wp\/v2\/product_tag?post=7212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}