1, small cavity and wide tone, Liberty3Pro: clear call and support wireless charging. The appearance adopts oval design, sliding cover structure and bright gold frame design, and the exclusive patent ACAA2.0 coaxial ring iron technology is built in.
2, FIILCCPRO: good sound quality, stable Bluetooth connection, in-ear design, strong wearing comfort, mixed active noise reduction can eliminate up to 90% of environmental noise.
3, oppoencoffree 2: simple design, comfortable to wear, semi-in-ear design, comfortable and firm.