配件 - 鼠標和鍵盤 - Think Centre A51(型號8105,8107,8109,8117,8119,8121,8122,8123,8124,8129,8131,8132,8133,8134,8135,8136,8137,8138,8424,8425 ,8428,9212)/ Think Centre A51p(8420,8421,8422,8423,8426,8427) - Lenovo Support HK