Product Type | USB to QD Adapter |
Form Factor | Inline adapter |
Model Name | Poly DA85 |
Manufacturer Part Number | 786C7AA |
TAA Compliant | Yes |
Power Source | Bus-powered via USB |
Weight | 48 g |
Compatibility | Traditional QD (Quick Disconnect) headsets, PC via USB-C or USB-A |
Color | Black |
HP Poly DA85 USB to QD Adapter, TAA Compliant





Key Benefits

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- Enables organizations to extend the life of existing QD headset investments by adapting them to USB interfaces.
- Meets U.S. federal procurement standards with full TAA compliance for government and public sector use.
- Backed by the reliability of HP and Poly, known for high-quality enterprise communication solutions.
Product Overview
The HP Poly DA85 USB to QD Adapter bridges USB devices and legacy QD audio equipment, making it ideal for hybrid IT environments. It is TAA-compliant and manufactured in the Lao People's Democratic Republic, aligning with government procurement standards. As part of the Poly professional accessory line, it ensures compatibility across enterprise communications systems and supports legacy headset investment protection.
Specifications
Product Overview
Cloud Management & Licensing
Device Management | Poly Lens Desktop |
Software Features | Remote management, health insights, inventory management |
Supported Platforms | Windows, macOS |
Firmware Updates | Via Poly Lens software platform |
Compliance & Origin
Country of Origin | Lao People's Democratic Republic |
Regulatory Compliance | REACH, RoHS, TAA |
Certifications | CE, FCC, IC, UL |
Environmental Certification | WEEE |
UPC | 197029650061 |
Interfaces
USB Interface | USB Type-A and USB Type-C (included with adapter) |
Headset Interface | QD (Quick Disconnect) |
Connector Type | QD to USB Adapter with Call Control Buttons |
Controller Features | Inline call controls (volume, mute, answer/end) |
Host Interface | USB |
Physical & Environmental
Dimensions | 93 mm x 30 mm x 13 mm |
Operating Temperature Range | 0°C to 40°C (32°F to 104°F) |
Storage Temperature Range | -40°C to 70°C (-40°F to 158°F) |
Suggested Operating Humidity | 10% to 90% RH, non-condensing |
Cable Length | 121 mm |
Housing Material | Plastic |
LED Indicators | Yes (status and function indicators) |
Advanced Security Features
Secure Device Management | Poly Lens secure IT-grade architecture |
Data Integrity | Encrypted communication with Poly management software |
Security Standards | Meets enterprise-grade IT policy requirements |