OnePlus Buds 4 – The $130 Earbuds Taking on AirPods, Galaxy Buds, and More The OnePlus Buds 4 were unveiled on June 16, 2025 and released on July 8, 2025, priced at $129.99. Each earbud uses a dual-driver system with an 11 mm woofer and a 29 August 2025 Audio Tech · Comparisons · Earbuds · Gadget Reviews · OnePlus