The singer and her record producer/manager partner reportedly hired workers at Crystal Clear Audio & Video to install custom wiring at their home in Calabasas, California in December (15) but allegedly didn't pay for the work once the bill was delivered.

The bosses of the company are suing the couple for the outstanding bill plus interest and fees, which currently total $3,724 (£2,900), according to

The case will be heard at a small claims court later this month (Aug16).

Braxton, the younger sister of singer Toni, has been married to her manager since 2008 and they star in a U.S. reality show Tamar & Vince. They had their first child, son Logan, three, in 2013.