| Product Type | Wireless Convertible DECT Headset |
| Form Factor | Convertible (Over-the-ear, Behind-the-head, Over-the-head) |
| Wearing Styles | Over-the-ear, Over-the-head, Behind-the-neck |
| Compatibility | Microsoft Teams, Desk Phone, PC/Mac, Mobile Phone |
| Certified for Microsoft Teams | Yes |
| Talk Time | Up to 7 hours (Convertible), up to 13 hours (Over-the-head, Over-the-ear) |
| Standby Time | Up to 50 hours |
| Battery Type | Rechargeable Lithium-ion polymer |
| Charging Time | 3 hours (full charge) |
| Battery Capacity | 140 mAh typical (Convertible) |
| Power Requirements | 100–240V AC (base station with AC adapter) |
| Range (Line of Sight) | Up to 590 ft (180 m) |
| Monaural/Stereo | Monaural |
Poly Savi 8445 Office Microsoft Teams DECT Convertible Headset

Key Benefits
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- Certified for Microsoft Teams, offering enhanced functionality and integration for professional environments.
- DECT 1920–1930 MHz operation ensures clear, interference-reduced audio ideal for high-density office spaces.
- TAA compliance qualifies this headset for use in U.S. federal government applications, expanding its market viability.
Product Overview
Poly Savi 8445 Office Microsoft Teams Certified DECT 1920-1930 MHz Convertible Headset TAA USSpecifications
Product Overview
Wireless Features
| Wireless Technology | DECT 6.0 |
| DECT Frequency Band | 1920–1930 MHz |
| Wireless Range | Up to 180 m (590 ft) |
| Multi-device Connectivity | Yes, 3-way connectivity (PC, mobile, desk phone) |
| Antenna | Internal |
Compliance & Origin
| TAA Compliance | Yes |
| Country of Origin | Mexico |
| Certifications | Microsoft Teams, TAA Compliant, CE Mark, FCC, IC, RCM |
Advanced Security Features
| DECT Security Level | Certified DECT Security Step C |
| Audio Encryption | 128-bit AES Encryption |
Interfaces
| Connectivity Technology | DECT, Bluetooth, USB |
| Host Interface | USB-A |
| Bluetooth Version | Bluetooth 5.2 (via base station) |
| Base Station Interface | RJ-9, USB-A, Bluetooth, DECT |
| Connection to Desk Phone | Yes, via RJ-9 port |
| Connection to PC | Yes, via USB-A |
| Mobile Device Connectivity | Yes, via Bluetooth through base |
Physical & Environmental
| Headset Weight | 21 grams (convertible earhook), 74 grams (headband) |
| Base Dimensions | 3.5 x 3.9 x 3.5 in (89 x 99 x 89 mm) |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Storage Temperature | -20°C to 60°C (-4°F to 140°F) |
| Operating Humidity | 0% to 90%, non-condensing |
Cloud Management & Licensing
| Cloud Management | Yes, via Poly Lens cloud management |
| Management Software | Poly Lens and Poly Hub on desktop |
| Firmware Update Capability | Yes, via Poly Lens or Poly Hub |
| Licensing Required | No |