1. Product Overview
The Plantronics Savi 8240 is a versatile wireless DECT headset designed for professionals requiring seamless connectivity across multiple devices. It offers three distinct wearing styles, a noise-canceling microphone for clear communication, and compatibility with deskphones, PCs, Macs, and smartphones. This headset is certified for Microsoft Teams and compatible with other leading collaboration platforms like Zoom.

Image: Plantronics Savi 8240 headset docked in its charging base.
2. Package Contents
Verify that all items are present in your package:
- Plantronics Savi 8240 Headset
- Charging Base
- DECT USB Adapter
- Earhooks (various sizes)
- Headband
- Neckband (for convertible wearing style)
- Power Supply for Charging Base
- USB Charging Cable
3. Setup
3.1 Charging the Headset
- Connect the power supply to the charging base and plug it into a power outlet.
- Place the Savi 8240 headset into the charging cradle on the base.
- The headset's indicator light will illuminate to confirm charging. A full charge takes approximately 7 hours and provides up to 7 hours of talk time.
3.2 Wearing Styles
The Savi 8240 offers three convertible wearing styles: earhook, headband, and neckband. Choose the style that provides the most comfort and stability for your use.

Image: Plantronics Savi 8240 headset demonstrating its three convertible wearing styles.
3.3 Connecting to PC/Mac
- Insert the DECT USB adapter into an available USB port on your computer.
- The headset and adapter are pre-paired and should connect automatically. The adapter's LED will turn solid blue when connected.
- Select the Savi 8240 as your default audio device in your computer's sound settings and communication applications (e.g., Microsoft Teams, Zoom).
3.4 Connecting to Deskphone
- Connect the charging base to your deskphone using the appropriate interface cable (sold separately or included depending on phone model). Refer to your deskphone's manual for specific port locations.
- Ensure the base is powered on and the headset is charged.
- Follow any specific pairing or setup instructions provided with your deskphone interface cable.
3.5 Connecting to Smartphone (Bluetooth)
- With the headset powered on, press and hold the Bluetooth pairing button on the headset until the LED flashes red and blue.
- On your smartphone, go to Bluetooth settings and enable Bluetooth.
- Select "Plantronics Savi 8240" from the list of available devices.
- Once paired, the headset LED will stop flashing and remain solid blue.
4. Operating Instructions
4.1 Power On/Off
- To power on, press and hold the Call Control button until you hear a tone.
- To power off, press and hold the Call Control button until you hear a tone.
4.2 Call Management
- Answer/End Call: Press the Call Control button.
- Mute/Unmute: Press the Mute button on the microphone boom.
- Volume Adjustment: Use the Volume Up (+) or Volume Down (-) buttons on the headset.
4.3 Switching Audio Sources
The Savi 8240 allows you to switch between connected devices (PC, deskphone, smartphone). Use the dedicated buttons on the charging base to select the desired audio source.
4.4 Noise-Canceling Microphone
The integrated noise-canceling microphone reduces background noise for your callers. Position the microphone boom approximately two finger-widths from the corner of your mouth for optimal performance.
5. Maintenance
- Cleaning: Wipe the headset and charging base with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
- Battery Care: For optimal battery life, avoid storing the headset in extreme temperatures. Charge the headset regularly, even if not in frequent use.
- Storage: When not in use, store the headset in its charging base or a protective case to prevent damage.
6. Troubleshooting
| Problem | Solution |
|---|---|
| No audio from headset |
|
| Headset not charging |
|
| Cannot connect to PC/Mac |
|
| Poor audio quality |
|
7. Specifications
| Feature | Detail |
|---|---|
| Model Name | Savi |
| Connectivity Technology | DECT 6.0, Wireless |
| Wireless Communication Technology | Bluetooth v4.2 |
| Frequency Range | DECT 6.0 (1.9 GHz), Bluetooth v4.2 (2.4 GHz) |
| DECT Roaming Range | Up to 590 feet (180 meters) line of sight |
| Bluetooth Range | 10 Meters |
| Battery Life (Talk Time) | Up to 7 Hours |
| Charging Time | 7 Hours |
| Compatible Devices | Desktops, Laptops, Smartphones |
| Microphone | Noise-Canceling |
| Wearing Styles | Convertible (Earhook, Headband, Neckband) |
| Item Weight | 8 ounces (0.5 Pounds) |
| Product Dimensions | 8.3 x 7.3 x 4.5 inches |
| Material | Plastic |
| Manufacturer | Poly |
8. Warranty and Support
For warranty information, technical support, or to access additional resources such as firmware updates and detailed guides, please visit the official Plantronics (now Poly) support website. You can typically find contact information and support portals by searching for "Poly support" or "Plantronics support" online.
Please note that this product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm, as per Proposition 65.





