The TOA DM-664U is a unidirectional dynamic microphone engineered for optimal speech and vocal clarity. Its carefully shaped frequency response emphasizes the key frequencies of the human voice, ensuring intelligibility and presence. The microphone’s robust design withstands the rigors of daily use, making it suitable for demanding environments such as schools, conference rooms, and performance venues. Its unidirectional polar pattern minimizes background noise and feedback, contributing to a clean and focused sound. The DM-664U provides a cost-effective and dependable solution for various voice-related applications.
TOA DM-664U
- Repair Support & OEM Spare Parts
- University and Research Discounts
- 100% Verified & Tested Equipment
- Rental Units Available
The TOA DM-664U is a unidirectional dynamic microphone designed for speech and vocal applications. It features a tailored frequency response for clear voice reproduction and a durable construction for reliable performance. Ideal for public address systems, lecterns, and vocal performances.
$0.00
In stock
In stock

FedEx, UPS, USPS
Shipping world-wide available:
DHS, FedEx International
| Weight | 18 lbs |
|---|---|
| Dimensions | 20 × 16 × 10 in |
| MPN | DM-664U |
| Brand Name | TOA |
Product Condition & Availability
TOA DM-664U is in excellent working condition and has been thoroughly tested for performance and reliability. We offer both new and professionally refurbished options, depending on availability and customer preference.
Integrated Solutions & Deployment Support
Beyond individual products, Aumictech provides end-to-end solutions for manufacturing line deployment and test station setup. Our team can assist with system integration, configuration, and equipment selection tailored to your production requirements.
Trusted Industry Experience
With over a decade of experience, Aumictech is a recognized leader in RF and optical test equipment sales and services. All units are supported by our in-house calibration and repair facility based in Downingtown, PA, ensuring technical reliability and long-term value.
Customer Commitment
We’re committed to exceptional customer service, offering a 15-day return or replacement (ROR) policy for peace of mind. Our team is always available to assist with pre- and post-sale support.
Fast Shipping & Flexible Payments
We offer rapid global shipping through FedEx, UPS, and DHL, with most orders dispatched within 1–3 business days. Multiple secure payment options are available, including PayPal, ACH, wire transfers, and major credit cards.
















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