OnePlus Buds Z Price & Offers - Buy OnePlus Buds Z at Rs.2699 only. The OnePlus Buds Z is one of the most versatile true wireless product among headphone offerings at the moment. Each earbud incorporates an advanced 10mm dynamic driver, ensuring deep, defined bass. One full charge allows for all-day use by providing a class-leading 20 hours worth of battery life - up to 5 hours in the earbuds and an extra 15 hours in the case. Also, 10 minutes of fast charging equals an impressive 3 hours worth of playtime. Shop Now.