all features are in working order. STEP 9 Install mattress on base. Nectar Adjustable Bed Frame ($799 MSRP): Lots of review sites like this one but it's likely they got a commission for it. Mattress Firm 900 Adjustable Base ($2199 MSRP but salesman offered $1499): Not many reviews on this and it's proprietary, but a lot of bells and whistles. THE RESEARCH: This page rates only adjustable bed bases / foundations – not adjustable beds as a whole, meaning not the mattress. Plus, the wireless remote makes finding your perfect position easy with its backlit buttons and programmable memory option. (See mattress reviews.) I would give Mattress Firm high ratings for their Serta Katrice Ice gel King mattress paired with their Mattress Firm 600 adjustable frame, which is a Legget & Platt Zero Gravety with message features and two USB ports lit at head, plus a low lite under the bed. If base does not operate, refer to the Troubleshooting section of this manual. STEP 8 Return base to the level position. Ratings are based on 1,750+ consumer reviews collected using an unbiased methodology. The Mattress Firm 300 offers a personalized sleep experience with head and foot adjustment settings designed to help alleviate joint pains and provide increased pressure relief. Note: Mattress is equipped with a MicroHook system to captivate the Install mattress on adjustable base. Experience an unparalleled night’s sleep on the best adjustable bed the Mattress Firm 600 Adjustable Base. The head and feet up positioning may relieve aches, and the 3-massage setting could help relax your muscle and help you unwind after a long day. If adjustable base does not operate or if parts are missing, call: (844) MATT-FRM Do not contact retail store or dealer. Purple PowerBase ($1499 MSRP): I guess because I have the Purple mattress?