| Connects to | PC and Mac via USB adapter |
| Ideal for | Users in campus-like business environments/remote workers requiring premium sound quality and portability |
| Talk time | Up to 7 hr (W440) 1 ; Unlimited (W445) 1 ; Up to 6 hr (W430); Up to 13 hr (W410, W420) |
| Headset weight | W440/445 Convertible: 21 g; W430 Over-the-ear: 25 g; W410 Over-the-head (monaural): 74 g; W420 Over-the-head (binaural): 96 g |
| Wireless frequency | DECT 6.0, range up to 300 ft. |
| Audio performance | PC Wideband: up to 6,800 Hz |
| Hearing protection | SoundGuard DIGITAL: protects against sound levels above 118 dBA; Anti-startle (detects and eliminates any large sudden increase in signal level); Time-Weighted Average prevents average daily noise exposure level from exceeding 85 dBA SoundGuard: (W430) protects against sound levels above 118 dBA |
| Models | W445 (convertible + deluxe charging cradle kit); W440 (convertible); W430 (over-the-ear); W420 (over-the-head, binaural); W410 (over-the-head, monaural): UC Standard version built for UC applications and softphones from Avaya, Cisco, IBM, Skype and more 2 W445-M ; W440-M ; W430-M ; W420-M ; W410-M Certified for Skype for Business and Optimized for Microsoft ® Lync ® |
| 1 | Unlimited talk time with deluxe charging cradle kit, comes standard with the Savi 445. Available as an accessory with Savi 440. |
| 2 | Download the latest release of Plantronics Hub to get one-touch call answer/end with these softphones. |