AK-G in-Ear Headphone for Oppo Ax5s, AX 5S, AX5 S, A X 5 S, Oppo Ax7 Pro, AX 7 PRO, A X 7 PRO, Oppo F1 Oppo F 1, Oppo F11, F 11, Oppo F11 pro, F 11 PRO, Oppo F1s (F1 s) / F1 s+ Plus Earphone- SA:3