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Poly DA90 USB Digital Audio Processor, 6-Pin w/Inline Controls

Price: $104.00$83.00

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Purchasing for business

  • As an authorized reseller of this product, business discounted pricing is only revealed via email as we cannot show it to the general public.
  • Every business order includes unlimited lifetime support from our Headset Helpdesk, saving you time and money.

Harnessing the Power of Digital VoIP with Poly DA90 Adapter

  • For use with Voice over Internet Protocol (VoIP) softphones
  • The DA90 has a USB connection on one end and a Poly 6 Pin quick disconnect (QD) on the opposite end (headset sold separately)
  • Digitally enhanced audio quality with digital signal processing (DSP) enables crisp, clear sound and gives the highest clarity possible
  • Includes a convenient in-line volume and mute control
  • Agent settings reside on a server allowing agents to log in at any station
  • Multiple agents can share the same workstation because they all have personal logons that identify them
  • Remote supervisor control for consistent quality
  • Use with Poly professional grade digital 6 Pin headsets (headset sold separately)
  • Exceptional audio quality meets OSHA and Noise at Work specifications
  • When combined with Poly Manager Pro, an additional service, you will be able to communicate with intelligence and create new experiences for your team and customers.
  • Cable measures 4 feet
  • 2 year manufacturer warranty
BTP Model: PL-DA90
MFR Part: 201853-01

Additional information

Weight 0.25 lbs
Dimensions 5.50 × 4.00 × 2.00 in


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Our Unmatched, Value-added Service Saves You Time, Money and Hassles:

  • Experienced consultants help you choose exactly the products you need, preventing unnecessary purchases
  • Free user setup help and training
  • 100% satisfaction guaranteed
  • Our team is committed to answering every call live during business hours
  • Same-day response to emails
  • Same-day shipping
  • Full warranty facilitated by BTP


For customer service, sales inquiries, and technical support, contact us Monday“Friday, 8-5 Pacific Time. (After-hours messages and emails are promptly returned the following business day.)

Call: 800-457-4287 or 425-649-9262

Email: info@btpi.com

Special order, 1-2 weeks.

Sometimes this item is not in stock, due to low demand. In this case, expect a phone call or email from BTP Customer Service letting you know the estimated ship date.

If your order includes other products that are in stock, we will give you the option of waiting until all items are in stock to receive your order, or you may request a partial shipment of in stock item(s) with the special order item(s) to follow when available.

BTP does everything possible to eliminate delays and unnecessary expense associated with returns. At least two members of the BTP team will review your order for accuracy. If we have any questions or concerns about your order, such as two incompatible products, we will contact you right away.


“Thanks again. BTPI is tops. The order has been received in good condition Your responsiveness has been unsurpassed by any of the vendors I deal with.”Read more

Tony P. (Bremerton, WA)