Patent attributes
The present invention provides a watch type mobile terminal which comprises: a body; a first wireless communication unit installed in the body; a band connected to the body and wound on a user's wrist; a first battery installed in the body or the band; a wireless audio module mounting unit formed on the band and having a concave shape; and a wireless audio module which can be attached to or detached from the wireless audio module amounting unit, wherein the wireless audio module comprises: a housing; an audio output unit installed in the housing; a second wireless communication unit installed in the housing; and a second battery installed in the housing and receiving power supplied from the first battery.