Poly CS540 Office Convertible Wireless Headset | DECT | HL10 Lifter – 80R99AA#ABA

Product Overview

The Poly CS540 Office Convertible Wireless Headset (80R99AA#ABA) delivers professional-grade DECT wireless communication for desk phone users who need hands-free mobility throughout the office. At just 21 grams (0.74 oz), this ultra-lightweight headset provides exceptional comfort for all-day wear while offering up to 350 feet of wireless range from the charging base. The convertible design includes three wearing options—over-the-ear, over-the-head, and behind-the-head—allowing users to customize their fit for maximum comfort.

This bundle includes the HL10 Handset Lifter, enabling true remote call control by automatically lifting and replacing your desk phone handset with the touch of a button. The noise-canceling microphone reduces background noise interruptions, ensuring crystal-clear audio quality on every call. Advanced wideband audio technology delivers high-definition voice quality up to 6,800 Hz, making speech sound clearer and more natural.

The CS540 features DECT 6.0 wireless technology that eliminates interference from Wi-Fi networks while providing secure, encrypted communications. With up to 7 hours of talk time on a single charge and an energy-efficient adaptive power system that optimizes range and battery life, the CS540 keeps professionals connected throughout the workday. Conference up to four headsets on a single base for enhanced team collaboration, and manage calls effortlessly with one-touch controls for answer/end, volume, and mute.

Who Should Use This Product?

Office Professionals

Ideal for desk-centric workers who need hands-free mobility to multitask, retrieve files, or collaborate with colleagues while on calls.

Receptionists & Administrative Staff

Perfect for front-desk personnel who handle high call volumes and need to move around the office while staying connected to incoming calls.

Customer Service Representatives

Built for all-day comfort during extended call sessions with noise-canceling technology that ensures clear communication in busy office environments.

Why Choose This Product

The Poly CS540 with HL10 Lifter transforms desk phone communication by giving professionals the freedom to move throughout their workspace without missing calls. The included HL10 handset lifter enables true remote call control—answer incoming calls from anywhere within range by simply pressing the button on your headset. The ultra-lightweight 21-gram design and three convertible wearing styles ensure all-day comfort, while the noise-canceling microphone keeps your voice clear and professional.

For IT administrators, the CS540 offers simple plug-and-play deployment with no software installation required. DECT 6.0 technology provides secure, interference-free communication that coexists peacefully with Wi-Fi networks. The ability to conference up to four headsets on a single base makes training and team collaboration seamless. SoundGuard technology protects users from acoustic shock by limiting sound levels above 118 dBA, ensuring safe listening throughout the workday.

Will This Work for Me?

Works With

  • Most standard desk phones with handset port
  • Compatible with Poly Lens management software

Requirements

  • Desk phone with standard handset connection
  • AC power outlet for charging base

Software

  • Poly Lens (optional, for firmware updates and configuration)

Note

For PC/softphone connectivity, optional computer connection cable required (sold separately). HL10 lifter included for remote call answer/end—alternative EHS cable available for specific phone models.

What's in the Box

  • CS540 wireless headset
  • C054 charging base
  • HL10 handset lifter
  • Over-the-head headband
  • Telephone interface cable
  • AC power supply
  • Fit kit with ear loops and ear tips

Technical Specifications

Primary Attributes

Active Noise Cancellation (ANC): No
Connectivity: DECT
Corded / Wireless: Wireless
Headset Speakers: Mono (One Ear)
Talk Time: 7 hours
USB Dongle: No
Warranty: 12 months
Wearing Style: Over the Head, behind-the-ear, Behind the Neck
Wireless Range: 350 feet

CS500 Models (1)

View Poly CS540 Office Convertible Wireless Headset | DECT – 7W073AA#ABA
CS540, Convertible Wireless Headset, DECT 6.0,
Poly logo

CS540

SKU: 7W073AA#ABA
Condition: New
Stock: 250+
DECT DECT
$276.99
$488.95
Save $211.96
(43% off)