ft. refer upgrade & speaker upgrade w/ subwoofer. MDL # 1905 & 2100 comes with mandatory 1/2 Happi Jack bed lift system. MDL #'s 2500, 2800, 2905, & 3300 also comes with Happi-Jack bunk bed system.
MDL 1905 also comes with 1/2 Happi-Jack bed lift system. MDL 2100 also comes with 8 cu. ft. refer upgrade, 1/2 Happi-Jac bed lift system, & speaker upgrade w/ subwoofer. MDL's 2500, 2800, & 2900 also ...