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Frequently Asked Questions

The Poly Calisto 5300 is a portable, wireless speakerphone designed for conference calls and multimedia playback with high-quality audio.

Yes, it is compatible with most Bluetooth-enabled devices, including smartphones, tablets, and laptops.

The battery lasts up to 16 hours on a single charge, depending on usage.

Yes, it supports voice assistants like Siri, Google Assistant, and Cortana.

5. What’s included in the box?

The box includes the Poly Calisto 5300 speakerphone, a USB cable, and a user manual.

The Yealink T31G/T43U PSU is a power supply unit specifically designed for the Yealink T31G and T43U phone models.

This PSU is intended for the T31G and T43U models. Compatibility with other models should be verified before use.

The PSU connects easily by plugging it into your Yealink device and a power outlet.

4. Is this PSU energy-efficient?

Yes, it is designed for energy efficiency while providing reliable power to your devices.

Refer to the user manual for troubleshooting steps or contact customer support for assistance.