Click here for Informative Product Brochure Click here for User Manual General Information Manufacturer: HP Inc. Manufacturer Part Number: 8828301 Manufacturer Website Address: http://www.hp.com Brand Name: Poly Product Series: CS500 Product Model: CS540 Product Name: CS540 Earset Marketing Information: CS540 The CS540 sets the wireless standard for desk phone communication. This convertible DECT™ headset features a streamlined design and professional performance so your employees can get more done-even on the move. The noise-canceling microphone reduces background noise interruptions, ensuring great audio quality and easing listener fatigue. Plus, it's easy to deploy company wide. More freedom means more productivity. Enable your teams to get more done with hands-free flexibility Conference up to four headsets on a single base Advanced wideband audio for high definition voice quality Compatible with the most popular voice platforms SUPERIOR COMFORT AND CALL MANAGEMENT | BENEFITS DECT™ technology provides better audio and eliminates interference from Wi-Fi networks Let everyone move freely with a roaming range of up to 120 m/400 ft Noise-canceling microphone reduces background noise disruptions Allow users to pick the wearing style that works best for them Secure DECT™ headset with the latest DECT™ security certification Product Type: Earset Technical Information Connectivity Technology: Wireless Wireless Technology: DECT 6.0 Wireless Operating Distance: 400 ft (121.92 m) Sound Mode: Mono Features: Wideband Audio SoundGuard Technology Electronic Hook Switch (EHS) Capable Comfortable Noise Reduction Hands-free Flexible Digital Signal Processing (DSP) Detachable Cable Sound Pressure Level (A-Weighted): 118 dB(A) Battery Information Battery Talk Time: 7 Hour Battery Rechargeable: Yes Batteries Required: Yes Earpiece Earpiece Design: On-ear Earbud Earpiece Type: Monaural Microphone Microphone Technology: Noise Cancelling Microphone Design: Boom Controls/Indicators Earpiece Controls: Call/Answer/End Volume Mute Physical Characteristics Form Factor: In-ear Weight (Approximate): 0.74 oz (21 g) Miscellaneous Application/Usage: Desk Phone Voice Call Communication Conferencing Phone