Beautyrest Black Luxury Adjustable Base - Split California King - 700813327-7571
- Adjustable Head And Foot Articulation
- Dual Action Back And Lumbar Support
- Transition To Sleep System
- Surround Acoustic Massage
- Integrated Sound Therapy
- Four Ambient Underbed Lighting Settings
- USB A & C Charging Ports
- 3-In-1 Adjustable Legs
- Zero-Clearance Design
- Black Finish
which ends 09/15/2026
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Beautyrest 700813327-7571 Black Luxury Adjustable Base - Split California King
The Beautyrest Black Luxury Adjustable Base in California King size is designed to bring a higher level of personalized comfort to your bedroom. With advanced head and foot articulation, innovative Dual Action Back and Lumbar Support, and a calming Transition to Sleep™ System, this adjustable base helps you find the ideal position for lounging, relaxing, and sleeping. Additional features like surround acoustic massage, immersive sound therapy, ambient underbed lighting, USB charging, and convenient preset controls make it a versatile upgrade for a more luxurious sleep experience. Built with a zero-clearance design and foldable construction, it is made to pair easily with most bed frames and platforms while offering a convenient setup and everyday use.
Features
Comfort
- Head and Foot Articulation
Raise or lower the upper body and legs into the ideal sleep or lounge position - Dual Action Back and Lumbar Support
With an adjustable lumbar feature that improves lower back support by up to 40% and improves spinal alignment, our first-of-its-kind technology offers the ultimate customization options for back and lumbar support - Transition to Sleep™ System
Experience a gentle-rocking sleep mode that creates a spa-like sensation, plus soothe yourself to sleep with immersive sound via bluetooth or integrated white, pink, and brown noise therapy - Surround Acoustic Massage
Select from a varied set of acoustic vibration and massage levels to create a unique relaxation experience
Convenience
- Wireless Touchscreen Remote
Effortlessly control your position with a hand-held, wireless remote featuring a sleek touchscreen - Zero-clearance Design
Compatible with most bed frames and platforms - 3-in-1 9” Adjustable Legs
Three leg heights to fit most frames - Foldable
A foldable design makes this base easy to move and simple to set up
Lifestyle
- USB A & C Charging Ports
Convenient and accessible device charging - 4 Preset Positions
Select from 4 preset positions for quick comfort - 3 Memory Presets
Save your favorite positions and return to them with one touch - Four Ambient Underbed Lighting Settings
Set a calming mood or light your way in the dark with soothing red, neutral, cool, or warm underbed lighting options - Alarm Settings
Wake gently with your choice of sound, ambient underbed lighting, vibration, or gradual elevation to your preferred preset position
Footnotes
- Two Must Be Purchased In Order To Achieve Split California King Size.
Related Guides and Articles
Frequently Asked Questions
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This adjustable base features a wireless touchscreen remote for effortless control, USB A and C charging ports for device charging, a foldable design for easy setup, and 3-in-1 adjustable legs to fit various bed frames. It also offers zero-clearance compatibility with most platforms.
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The base provides surround acoustic massage with multiple vibration and massage levels for a customizable relaxation experience. Integrated sound therapy includes Bluetooth connectivity along with white, pink, and brown noise options to soothe and help transition you to sleep.
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You can adjust the head and foot sections independently to find optimal lounging or sleeping positions. The base includes 4 preset positions and 3 memory presets, allowing you to quickly save and return to your favorite setups with one touch.
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The dual action back and lumbar support features an adjustable lumbar section that improves lower back support by up to 40%, enhancing spinal alignment and providing superior customization for maximum comfort.
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The base offers four ambient underbed lighting settings—red, neutral, cool, and warm—to create a soothing mood or light your way in the dark. Additionally, the alarm settings allow wake-up via sound, ambient lighting, vibration, or gradual elevation to your preferred preset position.

