Patent ID: 7898526

Claim:
An electronic device comprising: a number of keys arranged in a first group and a second group, at least some of the keys in the first group each comprising: a key body comprising a first key portion, a second key portion, and an outer surface; the first key portion having a first surface portion, the first surface portion having a first group first tactual characteristic; the second key portion having a second surface portion, the second surface portion being substantially flush with the first surface portion and having a first group second tactual characteristic, the first group second tactual characteristic being tactually distinguishable from the first group first tactual characteristic; the outer surface comprising the first surface portion and the second surface portion; at least a portion of the first key portion being formed of a first material; and at least a portion of the second key portion being formed of a second material different than the first material; at least one key of the second group having at least one second group tactual characteristic, the at least one second group tactual characteristic enabling the at least one key of the second group to be tactually distinguishable from the keys of the first group.