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Qudelix 5K User Manual
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Qudelix 5K User Manual

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Qudelix-5K
User Guide
AUG 2020
Copyright
2020 by Qudelix, Inc. All rights reserved.

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Summary of Contents for Qudelix 5K

  • Page 1 Qudelix-5K User Guide AUG 2020 Copyright 2020 by Qudelix, Inc. All rights reserved.

  • Page 2: Key Specification

    Key Specification Bluetooth 5.0 • Class 2 (2.5mW 4dBm) up to 10m • 2.4GHz • Qualcomm QCC5124 Bluetooth Chipset • Dual ES9218P SABRE HiFi® DAC • 3.5mm output works with single DAC only. • Dual DAC is available with 2.5mm output. •...
  • Page 3 Key Specification Output Power • 3.5mm 80mW per channel • 2.5mm 240mW per channel • SNR (A-weighted) • 3.5mm -118dB • 2.5mm -122dB • THD+N • 3.5mm 0.004% • 2.5mm 0.002% • Separation • 3.5mm 79dB • 2.5mm 117dB (1KHz/32-ohm) •...
  • Page 4 Buttons - BLUE BU(Blue Upper) BL(Blue Lower)
  • Page 5 Buttons - RED RL(Red Lower) RU(Red Upper)
  • Page 6 Pairing with Android 1. Power On 5K BL(Blue Lower) BL button long press more than 3 sec. • 2. Enter Pairing Mode BU(Blue Upper) BU button long press more than 3 sec. • Red, Blue LED blink when pairing mode •...
  • Page 7 3. Go to your iOS Bluetooth menu Scan Bluetooth devices • Select Qudelix-5K • 4. Paired Once connected(Paired) to iOS device, you will see Qudelix-5K Connected ⓘ in MY DEVICES list • Scan and select Connected with ⓘ Qudelix 5K Bluetooth Audio Connection...

  • Page 8: Mobile App

    • https://apps.apple.com/kr/app/qudelix/id1515641059?l=en • 5K allows the APP connection with one device at a time. • iOS App uses the BLE link. So, you will see Qudelix-5K Connected without (i) when the app is connected. • A2DP Audio Connection BLE App Connection Android App uses the BR/EDR link.
  • Page 9 The battery voltage is just for reference. • Please use 5V Standard USB Charger or PC USB port. • The 5K built-in charger will limit the maximum charging current to 200mA. • 500mA Battery (2H 30MIN charging time from empty to full) •...

  • Page 10: Battery Time

    Battery Time Please note that the battery times may differ across each use case. • The battery time varies across the codec, sample rate, power profile, and the output mode. The • sensitivity of the connected earphones/headphones and the output volume level also can make the battery time longer or shorter.
  • Page 11 2VRMS, but you will have the max volume extended by +6dB. Statndard vs. Performance (DAC Profile) • 5K sets and drives ES9218p DAC in two different ways: one for the best sound quality and the other • for the efficiency.
  • Page 12 UNBALANCED (Single-Ended) 3.5mm Works with Single ES9218p • Max. 2V RMS output • 3-Wire Output from Source Device • 2 ch DAC/AMP for Stereo Audio • 1-pin Ground • Common Ground • Ground Pin goes to both Speaker-L and Speaker-R •...
  • Page 13 BALANCED (Full-Differential) 2.5mm Works with Dual ES9218p • Max. 4V RMS output • 4-Wire Output from Source Device • 4ch DAC/AMP required for Stereo Audio • Original Signal (L+/R+) and Inverterd or Negative Signal (L-/R-) • Free from Ground Noise •...
  • Page 14 Volume Absolute Volume Control • 5K offers 2-way associative control for optimal sound quality. It always keeps and guarantees the full • precision audio stream over Bluetooth or USB. In either way, via smartphone source volume or 5K device volume, you can control the loudness level without any loss. It is highly recommended to turn on the Absolute Volume for the best sound quality.
  • Page 15 Volume Option The 5K provides a higher output power than other portable audio devices. • An accidental volume up may damage your ear and IEMs. For high sensitivity IEMs, we strongly • recommend limiting the device volume. Absolute volume and volume protection are highly recommended in all use case.
  • Page 16 The LDAC 660kbps is the best trade-off for reliable streaming and sound quality. In most cases, you • would get good enough sound quality with LDAC 660kbps. Enable SONY DAC • Bluetooth Menu —> Paired Devices —> Qudelix-5K —> device option -> LDAC • Setting LDAC Bitrate & Sample Rate • Enable Android Developer Option •...
  • Page 17 USB DAC & Power Source Automatic Battery Care when working as a USB DAC • Keep the battery life longer • The same Battery charging time even at streaming audio • Power Switch System QCC512X ES9218P SMPS Built-In Battery Charger Battery Powered Power Switch...
  • Page 18 Equalizer 5K provides 64-bit double-precision embedded 10-band Equalizer. • Every setting, including EQ, are kept and preserved in 5K's internal flash memory. 5K reloads the settings • at boot-up and continues the same condition as configured before. Touching the EQ plot window will show you up the preset menu. There are ten custom presets, and long •...
  • Page 19 PEQ & GEQ 10-band PEQ or GEQ supported • PEQ Filter Type • PEAK / LPF / HPF / LSHELF / HSHELF • BL(Blue Lower)
  • Page 20 EQ Preset 10 Custom User Presets • All Presets are saved in the 5K’s internal flash memory. • BL(Blue Lower) Long Press to save the current EQ profile...
  • Page 21 High Sensitivity 3-dimensional LDS Antenna is printed on the bottom case and is placed around the red LED button. 5K provides the best RF performance in most use cases. However, for the optimal performance, please keep this area away from any metallic surfaces.
  • Page 22 Appendix - PCBA 5K has three BGA(Ball Grid Array) IC parts; QCC5124, and two ES9128p. To enhance the PCB reliability and durability, we did the epoxy underfills on those sensitive BGA parts, although having additional cost increase. Those parts are bonded twice with soldering and epoxy underfills.

  • Page 23: Warranty

    Warranty One year warranty • From the date of the first app connection • Automatically activated from the first connection with the companion mobile app • Any problem arises due to a defect in manufacturing the product will be repaired or replaced •...
  • Page 24 Appendix - Size & Weight Size 52.8(H) x 26.7(W) x 15.6(D) mm (including Clip) Weight...
  • Page 25 Appendix - Package PACKAGE 91mm (L) x 55mm (W) x 55mm (H) INCLUDED USB C-to-C Cable (120mm) USB C-to-A Cable (120mm) *No User Manual included in the package. Please refer this user guide.
  • Page 26 Appendix - Android Audio Output Device 5K Can be connected to Android both through Bluetooth and USB DAC (C-to-C) at the same time. • In that case, the Android device detects multiple audio output devices. And the Android selects the active •...
  • Page 27 In Android, Media —> Audio Output, you can select the active device you want to use. • The system menu for Audio Output may be different across smartphone manufacture. • 5K Bluetooth 5K USB DAC Android Audio Output Galaxy S10...
  • Page 28 Appendix - iOS Audio Output Device 5K Can be connected to iPhone both through Bluetooth and USB DAC (Apple Camera Kit) at the • same time. In that case, the iPhone detects multiple audio output devices. And the iOS selects the active output •...