Poly CS540 Wireless Headset System
4/5
48 reviews
B&H Photo Video
USD 473.95
USD 294.77
-38%
Updated: Oct 24, 2026
About this item
The CS540 Wireless Headset System by Plantronics is destined to be the new standard in DECT (digital enhanced cordless telecommunication) wireless headsets. DECT technology provides superb audio and eliminates interference from Wi-Fi networks.
- Features
- Lightweight 0.74 oz Headset
- Hands-Free Operation to 350'
- Sleek & Contemporary Design
- One-Touch Answer/End and Volume Control
Specifications
- Wearing Style
Single Ear Clip/Hook
- Earpiece Design
In-Ear (Intra-Aural)
- Sound Field
Mono
- Built-In Mic
Yes (on Boom)
- Noise Cancelling Microphone
Yes
- Wireless
DECT
- Audio Connector
No Wired Audio Support
- Open/Closed-Back
Closed-Back
- Active Noise Cancellation
No
- Volume Limiting / Child-Safe
Yes
- Built-In Controls
Yes (on Earpiece): Answer/End, Mute, Volume
- Sensors
No
- Noise Cancelling
Yes
- Wireless Range
351' / 107 m
- Wired Audio Connector
No Wired Audio Support
- Included Adapter
No
- Cable Design
No Wired Audio Support
- Base Station / Transmitter I/O
1x RJ11
- Runtime
7 Hours
- Charging Input
Passive Headset-No Power Required
- Wireless Charging
No
- Color
Black
- Weight
0.7 oz / 19.8 g
- Package Weight
1.13 lb
- Box Dimensions (LxWxH)
8.25 x 5.5 x 4.9"
This product is designed for use in the United States and may not be compatible with power outlets or plug standards in other countries.
Product photos are for illustrative purposes only and are exemplary. The colors, inscriptions, parameters, dimensions, sizes, functions, and/or any other features of the original products may look different than in reality due to their visual characteristics, so please refer to the product features that are indicated in the product descriptions.