The Plantronics CS540 Spare Wireless Headset is a replacement/spare headset for the Plantronics CS540 wireless headset system. It includes a battery, which affords up to seven hours of talk time. The monaural headset features a noise-cancelling microphone, DECT technology and wireless range of up to 328' (100 m).
| Headset Features | Noise Cancellation
|
| Microphone | |
| Boom Rotation | |
| Microphone Distortion | |
| Impedance | |
| Speaker | |
| Driver Size | |
| Cushion | |
| Earpiece Design | In-Ear
|
| Listening Mode | Monaural
|
| Impedance | |
| Speaker Distortion | |
| Maximum Sound Pressure Level (SPL) | |
| Connectivity | |
| Wireless Range | 328' / 100 m
|
| Hands Free Profile Version | |
| A2DP Profile Version | |
| Power | |
| Rated Power | |
| Capacity (mAh) | |
| Battery Chemistry | |
| Standby Time | |
| Talk Time | 7 Hours
|
| Operating Temperature | |
| Storage Temperature | |
| Operating Humidity | |
| General | |
| NFC | |
| Wearing Style | Ear Hook, Over-the-Head
|
| Frequency Mode | |
| Encryption Bit Depth | |
| Certifications | |
| Physical | |
| Ear Pad Size | |
| Weight | 0.7 oz / 19.8 g (Headset)
|
| Warranty Length | |
