OnePlus Buds 4

📌Used only for a week.

📌With box and Charging Cable

📌Price negotiable

📌Drivers: Dual 11mm woofer + 6mm tweeter (Dual DACs).

📌Audio: LHDC 5.0, Spatial Audio, Golden Sound.

📌ANC: Up to 55 dB adaptive noise reduction (3-mic AI call noise reduction).

📌Battery: 11h earbuds / 45h total (ANC off); 6h earbuds / 24h total (ANC on).

📌Charging: 10-min fast charge gives ~3.5h playback.

📌Connectivity: Bluetooth 5.4, 47ms low latency, Dual-Device connection.

📌Durability & Weight: IP55 rated; 4.73g per earbud.