MartinLogan Motion 8i Center Channel Multi-Purpose Speaker – 180W, Gloss Black
- Product SKU: M8i
- MPN: Motion 8i
- UPC: 810123023110
- Item Condition: New
Product Description
The MartinLogan Motion 8i is a versatile, high-performance speaker designed to deliver the "Truth in Sound" that audiophiles expect. Whether used as a dedicated center channel for crystal-clear movie dialogue or as a left/right main speaker in a sleek home theater setup, the Motion 8i combines elegant aesthetics with advanced acoustic engineering. Its slim, curved cabinet in a premium high-gloss black finish allows it to blend perfectly with modern flat-panel televisions.
At the heart of its performance is the signature Folded Motion tweeter, which provides a lightning-fast transient response and a large surface area to create clear, dynamic, and precise high frequencies. Complemented by dual 4-inch woofers, this speaker ensures a rich and detailed midrange that brings every soundtrack and musical performance to life with remarkable accuracy.
Key Features
- Folded Motion® Tweeter: Delivers ultra-low distortion and lightning-fast response for incredible detail.
- Dual 4" Poly Cone Woofers: Provides rich midrange and midbass performance in a compact form factor.
- Multi-Purpose Design: Can be mounted horizontally as a center channel or vertically as left/right mains.
- Vojtko™ Crossover Network: Hand-built with premium components for seamless driver integration.
- Elegant Gloss Black Finish: High-gloss piano black finish with a signature perforated metal grille.
Use Cases
- Dedicated Center Channel: Anchors dialogue to the screen for a balanced and immersive movie experience.
- Stereo or Surround Setup: Use three 8i speakers for a perfectly timbre-matched front soundstage (LCR).
- On-Wall Installations: Slim profile and included wall-mount brackets make it ideal for space-saving setups.
Audio Performance
- Frequency Response: 70–25,000 Hz (±3 dB)
- Sensitivity: 89 dB @ 2.83 volts/meter
- Impedance: 4 Ohms (Compatible with 4, 6, or 8 Ohm rated amplifiers)
- Crossover Frequency: 3,000 Hz
- Recommended Amplifier Power: 20–180 Watts per channel
- High Frequency Driver: 1" × 1.4" Folded Motion Transducer with 5.25" × 1.75" diaphragm
- Low Frequency Driver: Two 4" poly cone woofers with stamped steel baskets
Design & Connectivity
- Cabinet Type: Acoustic Suspension (Sealed)
- Finish: High-Gloss Piano Black
- Binding Posts: Push-style (Accepts bare wire, pins, or banana plugs)
- Dispersion: 80° x 80°
- Components: Custom air core coils, polyester film capacitors, and low DCR inductors
General & Dimensions
- Dimensions: 22.25" W x 5.6" H x 5.2" D (56.5cm x 14.2cm x 13.2cm)
- Weight: 8.5 lbs (3.85 kg)
- Package Weight: 10.8 lbs
- Box Dimensions: 25.9" x 8.8" x 8.2"
Can this speaker be used as a left or right channel?
Yes, the Motion 8i is a multi-purpose speaker. It includes wall-mount brackets and can be installed vertically for use as front or rear surround channels.
Does it require a specific amplifier?
While it is a 4-ohm speaker, it is designed to be compatible with most high-quality receivers rated for 4, 6, or 8 ohms.
Is a wall mount included?
Yes, the speaker comes with wall-mount brackets that allow for easy installation either horizontally (for center use) or vertically.
Shipping Information
Free standard shipping is available within the 48 contiguous United States.
Free Shipping Details
Free shipping does not apply to APO/FPO addresses, Alaska, Hawaii, Puerto Rico, or other U.S. territories.
For expedited or alternative shipping options, contact Crawford's Superstore during business hours, Monday through Friday, 10:00 AM to 5:00 PM Eastern Time, at 1-800-817-8795.
Freight Shipping for Large Items
Large or heavy products, including most televisions and oversized electronics, may require freight shipping. Freight shipments can take additional time to arrive. Contact us for an estimated delivery timeframe when ordering a large or heavy item.
What to Expect With Freight Delivery
- Someone must be present: Freight deliveries require someone to receive and sign for the shipment.
- Delivery appointment: The carrier will contact you to arrange delivery to your door or the lobby area of an apartment or condominium.
- Delivery hours: Freight deliveries are generally scheduled Monday through Friday between 9:00 AM and 5:00 PM.
- Unpacking and installation: Freight drivers do not unpack, install, or set up equipment and do not remove old equipment or packaging.
- Keep the packaging: Original manufacturer packaging may be required if the product needs to be returned or transported later.
Crawford's Superstore Return & Refund Policy
Eligible products may be returned within 30 days of the delivery date, subject to the conditions and exclusions below.
1. How to Start a Return
All returns require a Return Merchandise Authorization (RMA) before the product is shipped back.
- Request an RMA: Contact our support team at info@crawfordssuperstore.com.
- Pack the product securely: Use the original manufacturer's packaging and include all accessories, manuals, and supplied components. Double-boxing is strongly recommended.
- Check the package: Make sure the product is complete and safely packaged before shipping it back. Incomplete or improperly packaged returns may be subject to additional fees.
2. Return Shipping Responsibility
- Return Shipping: The buyer is responsible for return shipping costs unless the product has been verified as defective.
- Original Shipping Costs: Original shipping charges are non-refundable. If the product was sold with free shipping, the actual shipping cost paid by Crawford's Superstore may be deducted from the refund.
- Returns Over $75: A trackable shipping service and shipping insurance for the full product value are required. Crawford's Superstore is not responsible for products lost or damaged during return transit.
3. Refunds & Restocking Fees
Factory-Sealed Products:
Brand-new, factory-sealed products may not incur a restocking fee, subject to inspection and verification.
Restocking Fee:
Change-of-mind returns or products returned with an opened box or signs of use may be subject to a restocking fee
of up to 15% to account for diminished resale value.
4. Return Inspection & Refund Processing
- Inspection: Returned products are inspected and the product condition and serial number are verified before a refund is approved.
- Refund Processing: Approved refunds are generally processed within 5–7 business days to the original payment method. Your financial institution may require additional time for the credit to appear.
5. Non-Returnable Products
The following products cannot be returned after the factory seal has been broken or the product has been used:
- Projectors & Projection Lamps: Non-returnable once opened, unsealed, or lamp/light-source hours have been used.
- Large Displays: Televisions and monitors 37 inches and larger must remain factory sealed to qualify for a return.
- Computers & Software: Opened computers and opened software are non-returnable.
- Custom Products: Custom cut-to-length audio or video cables are non-returnable.
- Missing Product Identifiers: Products with missing, removed, or altered UPC codes or serial numbers are non-returnable.
6. Serial Number Verification
For fraud prevention and product verification, Crawford's Superstore records serial numbers for applicable electronics before shipment.
The serial number on any returned product must match the serial number recorded when the original order was shipped. Returns containing a different, altered, or missing serial number may be denied.
7. Defective Products
If a product is verified as defective, Crawford's Superstore will provide a prepaid return shipping label and send a new replacement unit at no additional cost once the defect has been confirmed.
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