BTR3K Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for BTR3K products.

Tip: include the full model number printed on your BTR3K label for the best match.

BTR3K manuals

Latest posts, featured manuals, and retailer-linked manuals for this brand tag.

fiiO Portable High-Fidelity Bluetooth 5.0 Amplifier User Guide

July 25, 2021

fiiO Portable High-Fidelity Bluetooth 5.0 Amplifier Buttons nad Ports labeled/Operation explained Functions & Operations Power on/off: Hold the Power button for about 3 seconds until the blue light flashes for three times, and the device will then power on/off. Reset:…

Brand: Fiio