Oneplus Buds Z2 (Obsidian Black):
★ Very light use, I use neckband primarily
★ With original box, eartips, and charging cable
★ Earbud battery changed recently (original), will provide personal warranty
★ 11mm Dynamic Drivers
★ ANC, Transparency Mode, Bluetooth 5.2, SBC, AAC
★ 4-5 hours playback (with case 24hr+)
★ IP55 (earbuds), IPX4 (case) Sweat & Water Resistance
★ 10 minute flash charge for 5hr+ backup