Monolith by AMT Headphone (Open Box)
Size Guide
Find your best size and fit on the retailer’s site before you order.
Click here to see sizesProduct Code
144581
Last checked
September 7, 2025
Open Box merchandise are products that have been purchased and delivered to other customers, and then returned to Monoprice. Due to the varying quality of products returned, we make every attempt to supply the original accessories for Open Box products. However, Monoprice only guarantees that you will receive the product itself, accessories may or may not be included. Bear in mind that your open box product may not contain cables, adaptors, manuals, CDs, drivers, etc. Additionally, the product may exhibit cosmetic imperfections as a result of its having been previously opened. This Open Box product comes with a 90-day Limited Product Warranty.
Monolith™ by Monoprice™
AMT Headphones
Monolith™ AMT Headphones use a state of the art Air Motion Transformer driver enclosed in a gorgeous, open back housing. It features a plush, padded headband and earpads for comfortable listening over extended periods of time. With an extended soundstage, lush, rich sound, and excellent build quality, the Monolith AMT Headphones bring a massive price‑to‑performance ratio to the headphones market.
- ATM Driver
- Open Back Design
- Comfort
- Changeable Earpads
AMT DRIVER
Monolith™ AMT Headphones use a full range Air Motion Transformer driver to deliver open, spacious sound. An AMT driver uses a thin, folded diaphragm to deliver the full spectrum of sound, with superb accuracy, low distortion, and stunning, audiophile‑quality sound.
| AMT DRIVER 93 x 63 mm | FREQUENCY RESPONSE 15Hz ~ 40kHz | NOMINAL IMPEDANCE 32Ω | |||
| MAGNET TYPE High‑grade N52 Neodymium |
Shipping & Returns Policy
Free Shipping
DHL or FedEx 3-5 business days
Your order will be shipped to you directly by Monoprice
Returns Policy
Feel free to initiate the return of your purchased item via cs@realry.com. Our CS team will be happy to assist you throughout the entire process.
Return Period: You have up to 7 days for returns. But return period might be different depending an item you purchase. So please be advised from cs@realry.com
Cost: The customer is accountable for covering all shipping expenses.
Method: Please use the mail service for returns.
See more details on Monoprice >
Since we partner with retailers worldwide, each retailer has its own unique return policy - These policies may differ based on the item you purchase
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