EXTENDED RANGE AND TALK TIME: The adaptive power system optimizes for range and talk time by automatically downshifting to low power when the headset is close to the base.
SOUNDGUARD TECHNOLOGY: SoundGuard acoustic limiting technology protects against Acoustic Shock by limiting sounds to below 118dBA ensuring listening comfort and protection against audio spikes.
SUPERIOR AUDIO QUALITY: Your choice of narrow or wideband professional grade audio quality -- choose narrowband to extend talk time or wideband mode to enable clearer conversations.
MAXIMUM PROTECTION: The CS540 headset includes DECTTM technology that provides better audio quality and eliminates interference from Wi-Fi networks while calls stay safe and secure.
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Overview
Specs
Reviews
Brand Plantronics Model Name CS540 Color Black Form Factor Over Ear Connectivity Technology Wireless
Learn more about the Detailed Specifications
Wireless
Wireless Type
Bluetooth
Additional Information
First Listed on Newegg
September 15, 2025
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Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.