Plantronics 215496-01
Plantronics Calisto 5300 USB-A/BT600 Speakerphone User Manual
Model: CL5300 (215496-01) | Brand: Plantronics
Introduction
The Plantronics Calisto 5300 is a portable Bluetooth conference speakerphone designed for clear and reliable communication. It offers flexible connectivity options via USB-A and Bluetooth, making it suitable for various devices such as PCs, tablets, and mobile phones. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your Calisto 5300 speakerphone.

Image: The Plantronics Calisto 5300, highlighting its design as a personal portable Bluetooth speakerphone.
Package Contents
- Plantronics Calisto 5300 Speakerphone
- USB-A Cable (integrated or separate, depending on model variant)
- BT600 USB Bluetooth Adapter (for BT600 variant)
- Carrying Case (for select models)
- Quick Start Guide (not included in this manual)

Image: The Plantronics Calisto 5300 speakerphone shown with its accompanying BT600 USB Bluetooth adapter.
Setup
1. Charging the Speakerphone
Before first use, fully charge your Calisto 5300. Connect the integrated USB-A cable from the speakerphone to a USB port on your computer or a USB wall charger. The LED indicator will show charging status.
2. Connecting to a Computer (USB)
Plug the USB-A cable from the Calisto 5300 directly into an available USB-A port on your computer. The device will be recognized automatically, and it will be ready for use as an audio device.
3. Connecting to a Computer (Bluetooth via BT600 Adapter)
- Insert the BT600 USB Bluetooth adapter into a USB-A port on your computer.
- The adapter's LED will flash blue, indicating it is searching for the speakerphone.
- Power on your Calisto 5300. It will automatically attempt to connect to the BT600 adapter.
- Once connected, the BT600 adapter's LED will turn solid blue, and the speakerphone's LED will indicate a successful connection.
4. Connecting to a Mobile Device (Bluetooth)
- Power on your Calisto 5300.
- Press and hold the Bluetooth pairing button on the speakerphone until the LED flashes red and blue, indicating pairing mode.
- On your mobile device, go to Bluetooth settings and select "Poly Calisto 5300" from the list of available devices.
- Once paired, the speakerphone's LED will turn solid blue.

Image: The Calisto 5300 speakerphone positioned between a laptop with the BT600 adapter and a smartphone, illustrating wireless connectivity to multiple devices.
Operating Instructions
Speakerphone Controls
- Volume Up/Down: Use the + and - buttons to adjust the listening volume.
- Mute/Unmute: Press the 🔇 (microphone with slash) button to mute or unmute the microphone.
- Call Answer/End: Press the ☎ (phone receiver) button to answer or end a call.
- Bluetooth Pairing: Press and hold the Bluetooth icon button to enter pairing mode.
Audio Quality and Microphone
The Calisto 5300 features a 360-degree microphone, ensuring clear audio pickup from all directions during conference calls. Position the speakerphone centrally in your meeting space for optimal performance.

Image: A close-up view of the Calisto 5300 speakerphone, emphasizing its 360-degree microphone capability for clear conference call audio.
Battery Life
The speakerphone provides up to 16 hours of talk time on a full charge, allowing for extended use without needing to recharge frequently.

Image: A woman seated in a living room setting, using the Calisto 5300 speakerphone placed on a coffee table, illustrating its use for extended talk time.
Plantronics Hub App
For advanced settings, firmware updates, and device management, download and install the Plantronics Hub application on your computer or mobile device. This app provides additional customization and diagnostic tools.

Image: The Calisto 5300 speakerphone connected via USB to a laptop, demonstrating the use of the Plantronics Hub app for device settings and updates.
Maintenance
- Cleaning: Use a soft, dry, lint-free cloth to clean the speakerphone. Do not use abrasive cleaners, solvents, or spray directly onto the device.
- Storage: When not in use, store the speakerphone in its carrying case (if included) to protect it from dust and damage. Store in a cool, dry place.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the device regularly, even if not in constant use.

Image: The Calisto 5300 speakerphone neatly stored inside its compact, zippered carrying case, emphasizing its portability and protection.
Troubleshooting
| Problem | Possible Solution |
|---|---|
| No audio from speakerphone |
|
| Microphone not picking up sound |
|
| Bluetooth connection issues |
|
| Speakerphone not charging |
|
Specifications
| Brand | Plantronics (Poly) |
| Model Name | Calisto 5300 (CL5300) |
| Item Model Number | 215496-01 |
| Connectivity Technology | USB-A (Wired), Bluetooth |
| Special Features | USB Port, 360-degree microphone, Portable |
| Battery Type | 1 Lithium-polymer (included) |
| Rechargeable Battery | Yes |
| Talk Time | Up to 16 hours |
| Item Weight | 12 Ounces (approx. 0.34 kg) |
| Included Components | Speakerphone, BT600 USB Adapter (for BT600 variant) |
Warranty and Support
For warranty information, technical support, or further assistance with your Plantronics Calisto 5300 speakerphone, please visit the official Poly (formerly Plantronics) support website or contact their customer service. Keep your proof of purchase for warranty claims.
Note: Specific warranty terms and conditions may vary by region.
Official Poly Support: www.poly.com/us/en/support
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