Biamp Systems Corp. acquired Cambridge Sound Management LLC, a manufacturer of sound-masking solutions, from Gladstone Investment Corp.

Cambridge employees will join the Biamp team, and operations will continue at Cambridge's existing facilities in Massachusetts and Georgia, according to a Dec. 20 news release.

Financial details were not disclosed.

Capstone Headwaters acted as financial adviser to Cambridge Sound Management on the transaction.

Highlander Partners LP-backed Biamp designs and manufactures audio systems.