Simple Design Aesthetics, Natural and Smooth Interaction
The Questyle app is centered around simple design aesthetics, featuring an intuitive and clear interface with a rational functional layout. Both novice users and seasoned digital enthusiasts can quickly get started and easily complete the connection and management of QCC Dongle and QCC Dongle Pro devices.

Convenient Device Connection and Control
When you open the app, the device discovery and management function activates immediately, quickly and accurately searching for nearby Bluetooth audio devices. You can complete the connection with just one click. In terms of device management, operations such as renaming are supported, allowing users to switch devices at any time for more convenient management.

One-Click Firmware Upgrade for Continuous Performance Refresh
Firmware upgrades are no longer cumbersome. On the app's device management page, you can obtain new firmware versions for your devices, fix potential vulnerabilities, optimize performance, and keep your devices in optimal condition at all times.

Rich Encoding Formats for Free Choice
A variety of Bluetooth audio encoding and decoding formats are provided. Whether you are an audiophile pursuing Hi-Fi-level sound quality or a daily user who values stable connections, you can choose according to your needs to adapt to audio requirements in different scenarios.

Real-Time Device Status Monitoring
Key information such as device connection stability and audio transmission status is clearly displayed, enabling users to grasp device conditions at any time, adjust settings promptly, and ensure an uninterrupted audio experience.

Product Manual and Quick Start Guide
A richly illustrated product manual is built in, covering device connection, basic operations, and advanced function settings in detail. It can be consulted at any time to help users quickly master app usage skills and hidden device functions.