10 pc Ear Hook Loop Clip Replacement Parts (5-blk, 5-clr) COMPATABLE With: h270 h371 h375 h385 h390 h560 h620 h680 h681 h680 h690 h695 h780 h790 h12 h15 hk100 hk200 hk201. Please note: these ear hooks may be thinner or thicker than your original they are compatible and much lower-priced.