Liberty Cable Single Gang Wall Box SB-S1-WH

Liberty offers two standard styles of designer's DecoraA and NEMA 106 duplex jacks that fit stand... Buy it:
$12.99 at Mounts and More
Liberty Cable Wall Box For Fiber SB-S3-IV

Liberty Cable is known for excellence in cables and cable accessories at low prices. The wall box... Buy it:
$11.99 at Mounts and More
TASCO 15 Amp GFCI "Duplex" Box

The Duplex Box GFCI Adapter features 6 Ft., 12/3, SJTW, yellow cable and a dual outlet duplex box... Buy it:
$34.99 at The Home Depot