Disclosed herein is a speaker apparatus, including: a housing having a speaker disposition section in which a speaker unit is disposed, and an apparatus receiving section which receives a portable terminal apparatus mounted thereon. The speaker apparatus further includes a connector provided on the apparatus receiving section such that a connector section of the portable terminal apparatus is to be connected to the connector; a holder provided on the apparatus receiving section and supported for pivotal motion on the housing in such a manner as to be pivoted, in a state in which the portable terminal apparatus is connected to the connector, in a first direction to press down the portable terminal apparatus from the opposite side to the connector to hold the portable terminal apparatus; and a biasing spring provided on the apparatus receiving section and configured to bias the holder in the first direction.