The CS540 Wireless Headset with HL10 Handset Lifter from Plantronics is an ideal system for making wireless calls. The headset has a sleek and lightweight design with one-touch call/answer, volume, mute, and flash controls at your fingertips. The headset has a wireless range of up to 350' and operates for up to 7 hours via a rechargeable battery.
The noise-canceling microphone reduces ambient background noise to ensure exceptional audio quality with listener fatigue. SoundGuard technology protects against sound levels above 118 dBA and Anti-Startle technology detects and eliminates large and sudden increases in signal level. The included HL10 handset lifter makes it easy to remotely answer calls while you're away from your desk.
| Talk Time | Up to 7 hours |
| Wireless Frequency | DECT 6.0, range up to 350' (106 m) |
| Audio Performance | Narrowband or Wideband: up to 6800 Hz |
| Hearing Protection |
SoundGuard: protects against sound levels above 118 dBA 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 noise level from exceeding 85 dBA |
| Headset Weight | 0.74 oz (21 g) |