Poly CS540 Top with Headband and Earloops AUST The Poly CS540 Wireless Headset System delivers reliable wireless communication with freedom to roam up to 400 ft (120 m) from the base. It also supports conferencing with up to four headsets on a single base, making team collaboration simple. Convertible Wearing Styles Designed for all-day comfort, the Poly CS540 wireless headset includes multiple wearing options — over-the-ear, over-the-head (headband), and behind-the-head — allowing users to choose their preferred fit. Easy Call Management Integrated headset controls simplify desk phone use, while optional HL10 Handset Lifter or Electronic Hook Switch (EHS) cable enables convenient remote call answering and ending. Optimized Performance & Audio Protection Adaptive power management helps extend talk time and battery life, while SoundGuard technology limits audio spikes for safe listening. Advanced DSP and wideband audio ensure clear, natural conversations. Key Features Convertible design with headband and earloops Wireless range up to 400 ft (120 m) Conference up to four headsets on one base Remote call control support (HL10/EHS compatible) Adaptive power system for extended battery life SoundGuard acoustic protection Wideband audio with enhanced DSP clarity Ideal for desk phone users and office environments
