5.When the mobile phone detects the headset, select Calisto PLT from the list of found devices.

6.When the mobile phone prompts you for a passcode, enter “0000” on the mobile phone keypad as shown.

Your headset is now paired with your mobile phone. The two devices work together whenever they are in range of each other. Maximum range is

33 feet.

TIP: When using the headset with your mobile phone for the first time, it is recommended that you do it out of range from the Calisto handset and base. Once you have successfully received and answered calls with your mobile phone, bring the headset back within range to answer both landline and mobile calls.

Tip: You can pair your headset with more than one mobile phone, but you can use your headset with only one mobile phone at a time. Your headset will automatically connect to the mobile phone that is powered on and within range of your headset. If more than one mobile phone is on and within range of your headset, the headset will connect to the last mobile phone with which it was used.

Placing calls

1.Once your headset is on and connected to your mobile phone, dial the number and press Talk/Send on the mobile phone. The call automatically connects to your headset.

. Some mobile phones require pressing the Headset button to activate the call in the headset. If the call is not automatically transferred to the headset, press the Headset button for under 1 second or until you hear a single beep.

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Plantronics 655 manual Placing calls
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655 specifications

Plantronics, a renowned name in the world of audio communication technology, has introduced two standout models in its headset lineup: the Plantronics 655 and 665. These headsets are crafted to meet the demands of both professional environments and personal use, offering exceptional sound quality, comfort, and practicality.

The Plantronics 655 is designed primarily for business use, featuring a lightweight structure that ensures comfort during extended wear. Its noise-canceling microphone significantly reduces background noise, making it easier for users to concentrate on conversations without distractions. The 655 employs advanced audio processing technology that enhances voice clarity, making it an excellent choice for conference calls and meetings.

On the other hand, the Plantronics 665 builds upon the solid foundation of the 655 but adds several premium features to enhance user experience. The 665 headset features Bluetooth connectivity, offering users the freedom to roam while staying connected. With a wireless range of up to 100 meters, users can take calls or listen to music while moving around their workspace.

Both models are equipped with Plantronics' Smart Sensor technology that automatically answers calls when the headset is worn, and pauses music when it is removed, allowing for seamless transitions between calls and media playback. This feature adds a layer of convenience, making it an ideal choice for busy professionals.

In terms of battery life, the 665 excels with up to 15 hours of talk time, ensuring all-day usage without the need for frequent recharging. The headset’s quick charging capability means that users can get back to their tasks quickly, minimizing downtime.

Ergonomically designed, both headsets offer adjustable headbands and soft ear cushions, ensuring comfort and fit for prolonged usage. The intuitive on-ear controls allow users to easily adjust volume, mute, and skip tracks, adding to the user-friendly experience.

In summary, the Plantronics 655 and 665 are two efficient headsets that cater to different needs while sharing a common goal of excellent audio performance and user comfort. Whether for business meetings or casual listening, these headsets deliver on multiple fronts, making them an excellent choice for anyone in need of reliable audio communication tools.
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