Simmons Beautyrest Black L-Class Extra Firm Cal King Mattress - 700810012-1070 4908 we’ve included traditional wired connections

we’ve included traditional wired connections that include Optical

or backup reliability

Auto FP High-Speed Sync supported

Experience rich

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Simmons Beautyrest Black L-Class Extra Firm Cal King Mattress - 700810012-1070 4908 we’ve included traditional wired connectionsSleep technology meets perfect Luxury Distinctive appearance. Highly sophisticated engineering. Unparalleled cooling and comfort. World's Premier Support System. Tripled. T3 Pocketed Coil Technology; found only in Beautyrest Black; is three steel strands wound into one coil to absorb energy; reduce motion and provide exceptional resilience for support; durability and undisturbed sleep. Feel Cooler; Sleep Better Our most advanced cooling technology