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Need help?Do you have a question about the Qudelix Qudelix-5k and is the answer not in the manual?
Details on Bluetooth 5.0, Qualcomm chipset, aptX codecs, and high-resolution DAC capabilities.
Information on the 3D LDS antenna and Qualcomm cVc noise cancellation technology.
Overview of multi-functional buttons, LEDs, and the product's physical materials.
Specifications for the 2.5mm balanced and 3.5mm unbalanced audio outputs.
Details on the integrated microphone for calls or voice commands.
Information regarding the USB-C connection for charging and audio.
Details on battery capacity, charging time, and charging current limitations.
Explanation of the RED LED's function and button controls for volume.
Details on the BLUE LED and button functions for power, playback, and calls.
Description of the 3D LDS antenna and tips for optimal RF performance.
Details on the one-year warranty, activation, transferability, and exclusions.
Contact information and expected response time for customer support.
User information regarding FCC Part 15 compliance and interference mitigation.
Safety precautions related to radio frequency radiation exposure.
The Qudelix-5k DAC AMP is a portable audio device designed to enhance your listening experience, offering high-fidelity sound and versatile connectivity options. It functions as both a Digital-to-Analog Converter (DAC) and an amplifier, allowing it to process digital audio signals and amplify them for headphones or other audio output devices. This compact unit is engineered to provide superior audio quality, whether you're streaming music wirelessly or connecting via USB.
One of the primary functions of the Qudelix-5k is its ability to receive audio wirelessly via Bluetooth 5.0. It incorporates a Qualcomm Bluetooth Chipset, which supports a wide array of high-quality audio codecs, including aptX Adaptive, LDAC, AAC, aptX-HD, aptX, and SBC. This ensures that users can enjoy high-resolution audio streaming with minimal loss in quality, depending on the source device and the selected codec. The device features a high-sensitivity 3-dimensional LDS (Laser Direct Structuring) antenna, which is integrated into the bottom case between the top case and the red LED button. This antenna design is optimized to provide robust Bluetooth connectivity, with a range exceeding 10 meters, ensuring a stable connection for your audio playback. For optimal performance, it is recommended to keep the antenna area away from metallic surfaces.
Beyond its wireless capabilities, the Qudelix-5k also functions as a high-resolution USB DAC. When connected to a computer or other compatible device via its USB-C port, it can process digital audio at resolutions up to 96KHz/24-bit. This allows for a direct, high-quality audio path, bypassing the potentially lower-quality DACs found in many source devices. The USB-C port is also used for charging the device's internal 500mA battery, which takes approximately 2.5 hours to fully charge. It's important to note that the device does not support fast charging, and the maximum charging current is limited to 200mA, regardless of the charger source.
The Qudelix-5k offers multiple audio output options to accommodate various headphone types. It features a 2.5mm balanced audio output, capable of delivering a maximum of 2V RMS (80mWatt/Ch). This balanced output is designed to provide a cleaner signal with reduced noise and crosstalk, which is particularly beneficial for audiophiles using compatible balanced headphones. Additionally, it includes a 3.5mm unbalanced audio output, which can provide a maximum of 4V RMS (240mWatt/Ch). This output is suitable for a wide range of standard headphones. The device also incorporates a built-in MEMS microphone with Qualcomm cVc™ noise cancellation technology, enabling clear voice calls and hands-free communication when paired with a smartphone.
User interaction with the Qudelix-5k is facilitated by four multi-functional buttons and two LEDs (Red and Blue). The buttons are strategically placed on the side of the device for easy access. The volume control buttons allow for precise adjustments in 0.5dB increments. The other buttons provide control over various functions, such as power on/off (long press for 3 seconds), entering pairing mode (long press for 3 seconds), play/pause (single click), next track (double click), previous track (double click), and answering incoming calls (single click). The Red LED and Blue LED provide visual feedback on the device's status, such as power, charging, and Bluetooth connection. It's important to note that a firmware update may alter the functionality of these buttons, so users should refer to the latest firmware documentation for the most up-to-date controls.
Maintenance of the Qudelix-5k is straightforward, primarily focusing on software updates and physical care. The device supports Over-the-Air (OTA) firmware updates, which allow users to keep their device's software current, potentially adding new features, improving performance, or fixing bugs. This ensures that the device remains optimized and compatible with evolving technologies. Physically, the Qudelix-5k is constructed with a plastic body in black, featuring an anti-scratch UV coating for durability and a premium feel. It also includes an aluminum clip in dark gray, allowing for convenient attachment to clothing or bags.
Regarding warranty and support, Qudelix offers a one-year warranty from the date of the first app connection. This warranty is automatically activated upon the initial connection with the companion mobile app. Any manufacturing defects will result in repair or replacement by Qudelix, and the warranty is transferable. However, the warranty does not cover issues caused by accident or misuse; such cases may be eligible for replacement with a refurbished product at the customer's expense, including shipping fees. For purchases made through local distributors, the distributor is responsible for handling warranty claims directly. A critical warning for users is that the warranty is void if the device is opened. The top and bottom parts are tightly bonded internally and cannot be opened, even if screws are removed, emphasizing that users should not attempt to disassemble the device. For customer support, users can contact support@qudelix.com and expect a reply within two business days.
The Qudelix-5k is designed for ease of use and portability, making it an ideal companion for enhancing audio quality on the go. Its robust feature set, including advanced Bluetooth codecs, high-resolution USB DAC capabilities, and versatile output options, caters to a wide range of audio enthusiasts. The inclusion of a microphone with noise cancellation further extends its utility for communication. Regular firmware updates and adherence to the care instructions will ensure the longevity and optimal performance of the device.
General| Bluetooth Chip | Qualcomm QCC5124 |
|---|---|
| Bluetooth Version | 5.0 |
| USB DAC | Yes |
| USB DAC Resolution | up to 32-bit/384kHz |
| Output Impedance | < 1Ω |
| SNR | > 120dB |
| Charging | USB-C |
| Weight | 25g |
| Bluetooth Codecs | SBC, AAC, aptX, aptX HD, LDAC |
| Inputs | USB-C, Bluetooth |
| Outputs | 3.5mm (Single-ended), 2.5mm (Balanced) |
| App Support | Yes |
| Equalizer | Yes |
| Battery Life | up to 20 hours |
