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Osaki OS-4D Pro Maestro LE Massage Chair – Heated Rollers, SL-Track, Body Scan, 8 Auto Modes, Calf Kneading, Zero Gravity, Bluetooth, Space Saver, Wireless

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Original price $10,999.00
Original price $10,999.00 - Original price $10,999.00
Original price $10,999.00
Current price $8,999.00
$8,999.00 - $9,348.95
Current price $8,999.00

Free Shipping | Est. Delivery Time: 3-5 Days

Availability:
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Availability:
in stock, ready to be shipped
Availability:
in stock, ready to be shipped
Availability:
in stock, ready to be shipped
Availability:
in stock, ready to be shipped
Availability:
in stock, ready to be shipped
Availability:
in stock, ready to be shipped
Availability:
in stock, ready to be shipped
Availability:
in stock, ready to be shipped

✓ Authorized Dealer
✓ Proud Member of The North American Sauna Society
✓ No Sales Tax
✓ Lowest Price Guaranteed
✓ Lifetime Customer Support: +1 (651) 655 9077

Osaki OS-4D Pro Maestro LE Massage Chair

The Osaki OS-4D Pro Maestro LE is engineered to deliver a premium, lifelike massage experience—blending precision, power, and modern design. Upgraded from its predecessor, the Maestro LE features smoother and more realistic 4D massage technology that replicates the feel of human hands, offering unmatched therapeutic relief.

With advanced SL-track technology, heated 4D back rollers, and an intuitive touchscreen controller, the Maestro LE is more than a massage chair—it’s a full-body wellness solution designed for ultimate relaxation and recovery.

Key Features

Upgraded 4D Massage Mechanism

Enjoy enhanced depth and rhythm with 8 adjustable 4D intensity levels and heated rollers that simulate professional hands-on therapy from the neck down to the glutes.

SL-Track Technology

Laser-crafted SL-track guides the rollers from the neck and shoulders to the hamstrings, ensuring full spinal coverage and a consistent massage flow that matches the natural curve of the body.

Smart Body Scan System

Accurately maps your shoulders and back to apply optimal pressure in every massage session. Shoulder position can be re-calibrated manually after the scan.

32 Cell Full-Body Air Massage

Strategically placed airbags provide compression therapy to the shoulders, arms, hips, calves, and feet, boosting circulation and easing muscle tension throughout the body.

Zero Gravity Recline + Space Saving

Achieve a state of weightlessness to enhance massage depth and spinal decompression. Requires only 5 inches from the wall for full recline—ideal for any room.

8 Auto Massage Programs

Choose from a variety of pre-set programs including:

  • Demo
  • Scraping
  • Relax
  • Shiatsu
  • Swing
  • Gentleman
  • Stretch
  • Rejuvenate

6 Manual Massage Techniques

Customize your experience with manual techniques such as:

  • Kneading
  • Tapping
  • Rolling
  • Shiatsu
  • Kneading & Tapping
  • Kneading & Shiatsu

Specialized Features

Kneading Calf Massage

The leg rest incorporates kneading air massage on the upper calf to promote circulation and deeper leg muscle relaxation.

Foot Reflexology Rollers

Foot rollers target reflexology points along the soles with a rotating, kneading motion to alleviate fatigue and stimulate blood flow.

Automatic Extendable Footrest

Adapts to your height with a leg scan and extends up to 8 inches for a tailored fit and comfort.

Touchscreen Controller

A large, modern touchscreen interface offers easy control of massage functions, with a magnetic dock to secure the remote in place.

App Control Compatibility

Operate the chair using your smartphone via the Osaki Maestro LE App, available for both iOS and Android.

Quick-Access Shortcut Panel

Basic chair functions can be controlled instantly from the armrest shortcut panel for added convenience.

HD Bluetooth Speakers & Wireless Charging

Immerse yourself with high-definition audio and enjoy wireless phone charging during your massage session.

The Osaki OS-4D Pro Maestro LE is the perfect blend of luxury, therapeutic depth, and smart functionality. Ideal for users looking for advanced full-body recovery, targeted relief, or simply a relaxing escape after a long day—this chair offers a professional-grade massage experience at home

Key Features

Upgraded 4D Massage Mechanism

Enjoy enhanced depth and rhythm with 8 adjustable 4D intensity levels and heated rollers that simulate professional hands-on therapy from the neck down to the glutes.

SL-Track Technology

Laser-crafted SL-track guides the rollers from the neck and shoulders to the hamstrings, ensuring full spinal coverage and a consistent massage flow that matches the natural curve of the body.

Smart Body Scan System

Accurately maps your shoulders and back to apply optimal pressure in every massage session. Shoulder position can be re-calibrated manually after the scan.

32 Cell Full-Body Air Massage

Strategically placed airbags provide compression therapy to the shoulders, arms, hips, calves, and feet, boosting circulation and easing muscle tension throughout the body.

Zero Gravity Recline + Space Saving

Achieve a state of weightlessness to enhance massage depth and spinal decompression. Requires only 5 inches from the wall for full recline—ideal for any room.

8 Auto Massage Programs

Choose from a variety of pre-set programs including:

  • Demo
  • Scraping
  • Relax
  • Shiatsu
  • Swing
  • Gentleman
  • Stretch
  • Rejuvenate

6 Manual Massage Techniques

Customize your experience with manual techniques such as:

  • Kneading
  • Tapping
  • Rolling
  • Shiatsu
  • Kneading & Tapping
  • Kneading & Shiatsu

Specialized Features

Kneading Calf Massage

The leg rest incorporates kneading air massage on the upper calf to promote circulation and deeper leg muscle relaxation.

Foot Reflexology Rollers

Foot rollers target reflexology points along the soles with a rotating, kneading motion to alleviate fatigue and stimulate blood flow.

Automatic Extendable Footrest

Adapts to your height with a leg scan and extends up to 8 inches for a tailored fit and comfort.

Touchscreen Controller

A large, modern touchscreen interface offers easy control of massage functions, with a magnetic dock to secure the remote in place.

App Control Compatibility

Operate the chair using your smartphone via the Osaki Maestro LE App, available for both iOS and Android.

Quick-Access Shortcut Panel

Basic chair functions can be controlled instantly from the armrest shortcut panel for added convenience.

HD Bluetooth Speakers & Wireless Charging

Immerse yourself with high-definition audio and enjoy wireless phone charging during your massage session.

Specifications

  • Power Supply: 110 – 120V
  • Rated Frequency: 50 / 60Hz
  • Maximum User Weight: 260 lb

Chair Dimensions:

  • Upright: 31.9" W x 61.1" L x 48.1" H
  • Reclined: 31.9" W x 79.5" L x 46.9" H
  • Shoulder Width: 20.5"
  • Seat Width: 17.0"
  • Minimum Door Width Required: 31.9"

Package Dimensions & Weight:

  • Box 1: 58.5" x 30.7" x 41.7" (204.1 lb)
  • Box 2: 43.5" x 14.2" x 30.7" (46.3 lb)
  • Box 3: 23.2" x 20.1" x 21.7" (52.9 lb)
  • Total Chair Weight: 244.8 lb

All massage chairs (excluding Open Box models) come with Standard Warranty, which covers 1 year of full service* followed by 2 years of parts.

If you purchased 1 year Extended Warranty, 2 years of full service followed by 2 years of parts will be covered.

If you purchased 2 year Extended Warranty, 3 years of full service followed by 2 years of parts will be covered.

*Full service covers the cost of both parts and labor.

What is NOT covered by warranty?

Any shipping expenses incurred. Transportation damage; theft; abuse; neglect; vandalism.

Damages incurred due to shipping and handling, dropped products, improper installation, and/or unauthorized repairs do not constitute a defect under warranty.

Modifications or altered conditions of the original product, improper use of electrical/power supplies, electrical disturbances and power surges.

Malfunctions due to improper use as well as unreasonable use or maintenance including failure to follow operating instructions.

Any environmental conditions (examples: fire, floods, rust, corrosion, sand, dirt, windstorms, hail, earthquakes, and/or tornadoes) or any other exposure to weather conditions.

Normal wear and tear including Velcro or zipper malfunction, or tears in any fabric covering by abuse. Failures or attached points in stitching, Velcro, and zippers do not constitute as a defect for warranty.

Softening/hardening of foams and filling composites in pillows and pads; Fading, wear, and pilling of fabrics do not constitute a defect under this warranty as those items naturally change with use.

Natural patterns and grains and variations in leather do not constitute as a defect under warranty, as no two pieces of fabric are identical.

Warranty shall not apply if the product has been damaged physically, whether intentionally or due accident or neglect: including stains, fluids, mold, water damage, animal damage, cuts, burns or is otherwise unsanitary, damaged or soiled.

Products used in commercial or corporate settings.

Products purchased from unauthorized dealers.

All warranties begin on the date of purchase. At our discretion, we will repair or replace any defective part within a reasonable time frame.

Free shipping on every chair.

All massage chairs ship via freight delivery. Transit times are typically 3–7 business days after processing.

Want help bringing it inside?
Ask about White-Glove Delivery — our pros will place it in your room of choice, set it up, and remove the packaging. Just request a quote before checkout.

Description

Osaki OS-4D Pro Maestro LE Massage Chair

The Osaki OS-4D Pro Maestro LE is engineered to deliver a premium, lifelike massage experience—blending precision, power, and modern design. Upgraded from its predecessor, the Maestro LE features smoother and more realistic 4D massage technology that replicates the feel of human hands, offering unmatched therapeutic relief.

With advanced SL-track technology, heated 4D back rollers, and an intuitive touchscreen controller, the Maestro LE is more than a massage chair—it’s a full-body wellness solution designed for ultimate relaxation and recovery.

Key Features

Upgraded 4D Massage Mechanism

Enjoy enhanced depth and rhythm with 8 adjustable 4D intensity levels and heated rollers that simulate professional hands-on therapy from the neck down to the glutes.

SL-Track Technology

Laser-crafted SL-track guides the rollers from the neck and shoulders to the hamstrings, ensuring full spinal coverage and a consistent massage flow that matches the natural curve of the body.

Smart Body Scan System

Accurately maps your shoulders and back to apply optimal pressure in every massage session. Shoulder position can be re-calibrated manually after the scan.

32 Cell Full-Body Air Massage

Strategically placed airbags provide compression therapy to the shoulders, arms, hips, calves, and feet, boosting circulation and easing muscle tension throughout the body.

Zero Gravity Recline + Space Saving

Achieve a state of weightlessness to enhance massage depth and spinal decompression. Requires only 5 inches from the wall for full recline—ideal for any room.

8 Auto Massage Programs

Choose from a variety of pre-set programs including:

  • Demo
  • Scraping
  • Relax
  • Shiatsu
  • Swing
  • Gentleman
  • Stretch
  • Rejuvenate

6 Manual Massage Techniques

Customize your experience with manual techniques such as:

  • Kneading
  • Tapping
  • Rolling
  • Shiatsu
  • Kneading & Tapping
  • Kneading & Shiatsu

Specialized Features

Kneading Calf Massage

The leg rest incorporates kneading air massage on the upper calf to promote circulation and deeper leg muscle relaxation.

Foot Reflexology Rollers

Foot rollers target reflexology points along the soles with a rotating, kneading motion to alleviate fatigue and stimulate blood flow.

Automatic Extendable Footrest

Adapts to your height with a leg scan and extends up to 8 inches for a tailored fit and comfort.

Touchscreen Controller

A large, modern touchscreen interface offers easy control of massage functions, with a magnetic dock to secure the remote in place.

App Control Compatibility

Operate the chair using your smartphone via the Osaki Maestro LE App, available for both iOS and Android.

Quick-Access Shortcut Panel

Basic chair functions can be controlled instantly from the armrest shortcut panel for added convenience.

HD Bluetooth Speakers & Wireless Charging

Immerse yourself with high-definition audio and enjoy wireless phone charging during your massage session.

The Osaki OS-4D Pro Maestro LE is the perfect blend of luxury, therapeutic depth, and smart functionality. Ideal for users looking for advanced full-body recovery, targeted relief, or simply a relaxing escape after a long day—this chair offers a professional-grade massage experience at home

Specifications +

Key Features

Upgraded 4D Massage Mechanism

Enjoy enhanced depth and rhythm with 8 adjustable 4D intensity levels and heated rollers that simulate professional hands-on therapy from the neck down to the glutes.

SL-Track Technology

Laser-crafted SL-track guides the rollers from the neck and shoulders to the hamstrings, ensuring full spinal coverage and a consistent massage flow that matches the natural curve of the body.

Smart Body Scan System

Accurately maps your shoulders and back to apply optimal pressure in every massage session. Shoulder position can be re-calibrated manually after the scan.

32 Cell Full-Body Air Massage

Strategically placed airbags provide compression therapy to the shoulders, arms, hips, calves, and feet, boosting circulation and easing muscle tension throughout the body.

Zero Gravity Recline + Space Saving

Achieve a state of weightlessness to enhance massage depth and spinal decompression. Requires only 5 inches from the wall for full recline—ideal for any room.

8 Auto Massage Programs

Choose from a variety of pre-set programs including:

  • Demo
  • Scraping
  • Relax
  • Shiatsu
  • Swing
  • Gentleman
  • Stretch
  • Rejuvenate

6 Manual Massage Techniques

Customize your experience with manual techniques such as:

  • Kneading
  • Tapping
  • Rolling
  • Shiatsu
  • Kneading & Tapping
  • Kneading & Shiatsu

Specialized Features

Kneading Calf Massage

The leg rest incorporates kneading air massage on the upper calf to promote circulation and deeper leg muscle relaxation.

Foot Reflexology Rollers

Foot rollers target reflexology points along the soles with a rotating, kneading motion to alleviate fatigue and stimulate blood flow.

Automatic Extendable Footrest

Adapts to your height with a leg scan and extends up to 8 inches for a tailored fit and comfort.

Touchscreen Controller

A large, modern touchscreen interface offers easy control of massage functions, with a magnetic dock to secure the remote in place.

App Control Compatibility

Operate the chair using your smartphone via the Osaki Maestro LE App, available for both iOS and Android.

Quick-Access Shortcut Panel

Basic chair functions can be controlled instantly from the armrest shortcut panel for added convenience.

HD Bluetooth Speakers & Wireless Charging

Immerse yourself with high-definition audio and enjoy wireless phone charging during your massage session.

Dimensions +

Specifications

  • Power Supply: 110 – 120V
  • Rated Frequency: 50 / 60Hz
  • Maximum User Weight: 260 lb

Chair Dimensions:

  • Upright: 31.9" W x 61.1" L x 48.1" H
  • Reclined: 31.9" W x 79.5" L x 46.9" H
  • Shoulder Width: 20.5"
  • Seat Width: 17.0"
  • Minimum Door Width Required: 31.9"

Package Dimensions & Weight:

  • Box 1: 58.5" x 30.7" x 41.7" (204.1 lb)
  • Box 2: 43.5" x 14.2" x 30.7" (46.3 lb)
  • Box 3: 23.2" x 20.1" x 21.7" (52.9 lb)
  • Total Chair Weight: 244.8 lb
Warranty +

All massage chairs (excluding Open Box models) come with Standard Warranty, which covers 1 year of full service* followed by 2 years of parts.

If you purchased 1 year Extended Warranty, 2 years of full service followed by 2 years of parts will be covered.

If you purchased 2 year Extended Warranty, 3 years of full service followed by 2 years of parts will be covered.

*Full service covers the cost of both parts and labor.

What is NOT covered by warranty?

Any shipping expenses incurred. Transportation damage; theft; abuse; neglect; vandalism.

Damages incurred due to shipping and handling, dropped products, improper installation, and/or unauthorized repairs do not constitute a defect under warranty.

Modifications or altered conditions of the original product, improper use of electrical/power supplies, electrical disturbances and power surges.

Malfunctions due to improper use as well as unreasonable use or maintenance including failure to follow operating instructions.

Any environmental conditions (examples: fire, floods, rust, corrosion, sand, dirt, windstorms, hail, earthquakes, and/or tornadoes) or any other exposure to weather conditions.

Normal wear and tear including Velcro or zipper malfunction, or tears in any fabric covering by abuse. Failures or attached points in stitching, Velcro, and zippers do not constitute as a defect for warranty.

Softening/hardening of foams and filling composites in pillows and pads; Fading, wear, and pilling of fabrics do not constitute a defect under this warranty as those items naturally change with use.

Natural patterns and grains and variations in leather do not constitute as a defect under warranty, as no two pieces of fabric are identical.

Warranty shall not apply if the product has been damaged physically, whether intentionally or due accident or neglect: including stains, fluids, mold, water damage, animal damage, cuts, burns or is otherwise unsanitary, damaged or soiled.

Products used in commercial or corporate settings.

Products purchased from unauthorized dealers.

All warranties begin on the date of purchase. At our discretion, we will repair or replace any defective part within a reasonable time frame.

Product Manuals +
Shipping +

Free shipping on every chair.

All massage chairs ship via freight delivery. Transit times are typically 3–7 business days after processing.

Want help bringing it inside?
Ask about White-Glove Delivery — our pros will place it in your room of choice, set it up, and remove the packaging. Just request a quote before checkout.

Product Page - Why Choose Us Section

"Why Choose Isloo Tech USA"

Osaki Manhattan Duo Mech 4D Massage Chair Osaki
✓ Trusted U.S. Based Authorized Dealer
+

Isloo Tech USA is proudly based in Blaine, Minnesota, and backed by an A+ BBB rating + North American Sauna Society membership, and verified dealer partnerships. Our U.S. based team is here to support you every step of the way.

✓ BBB Accredited & NASS Verified
+

Proudly BBB Accredited with an A Rating, demonstrating transparency, honesty, and a strong customer-first philosophy + Also a local supporting member and verified by the North American Sauna Society (NASS) for upholding authentic sauna standards.

✓ Free Shipping + No Sales Tax
+

We provide free shipping on all sauna orders with professional white-glove delivery service available. No sales tax charged in most states, saving you hundreds of dollars on your purchase.

✓ Lowest Price Guaranteed
+

We offer the lowest price guarantee on all of our products. Found a better deal elsewhere? Contact us and we will match or beat any competitor pricing, ensuring you get the best value for your investment.

✓ Easy Returns & Exchanges | 30 Days Money Back
+

Shop with confidence knowing we offer easy returns and exchanges with a 30-day money back guarantee. Our flexible return policy ensures you are completely satisfied with your sauna purchase.

✓ Secure Payment Options
+

Your security is our priority. We accept all major credit cards, PayPal, financing options, and other trusted payment methods. All transactions are fully encrypted and protected with industry-standard security measures.

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