Sony 新圈鐵

N3AP
http://www.sony.com.hk/zh/electronics/in-ear-headphones/xba-n3ap
N1AP
http://www.sony.com.hk/zh/electronics/in-ear-headphones/xba-n1ap

如果做到<1500, 又有sony A2 聲就好, size應該細D, 用緊好耐年前UE tf10, 搵緊<2000 inear轉一轉, 但係好似無咩啱, A2 其實聲唔差, 但係大咗少少, 咁不如用返10pro