Firmware Update & Downloads

Update your software and drivers to the latest version to get better using experience.

M15 Mobile HiFi DAC/ Amplifier

Firmware Downloads

Version:Ver9399

Update time:2022.08.05

Required system:Windows 10

Notes:Resolved the occasional compatibility issue when M15 was running Tidal and other applications on some devices

Version:Ver9277

Update time:2022.04.27

Required system:Windows 10

Note:Solved the occasional compatibility problem with M15 when used on some devices

Version:Ver9086

Update time:2022.04.15

Required System:Windows 10

Note:Solved the occasional compatibility problem with M15 when used on some devices

M12 Mobile HiFi DAC/ Amplifier​

Firmware Downloads

Version:Ver9399

Update time:2022.08.05

Required system:Windows 10

Note:Resolved the occasional compatibility issue when M12 was running Tidal and other applications on some devices

Version:Ver9277

Update time:2022.04.27

Required system:Windows 10

Notes:Solved the occasional compatibility problem with M12 when used on some devices

Version:Ver8587

Update time:2021.08.22

Required system: Windows 10

Note:Solved the occasional compatibility problem with M12 when used on some devices

CMA Fifteen Desktop Headphhone Amplifier/ DAC

Drivers Downloads

Version:USB driver

Update time:2021.10.15

Required system:win 7/8  win 10/11

Note:This link is CMA Fifteen driver link. For firmware upgrade installation and instructions, please contact info@questyle.com and indicate your product serial number, we will send the firmware upgrade according to your requirements.

CMA Twelve Desktop Headphhone Amplifier/ DAC​

Driver Downloads

Version:USB driver

Update time:2019.12.5

Required system:Win 7/8 10

Note:///

QPM Lossless Portable Player

Divers& Firmware Downloads

Version:QPM DAC USB Driver

Update time:2018.05.17

Required system:Windows XP/7/8/10(32/64bit)/iOS11/Mac OS x10.7 or later

Note:USB driver for DAC, compatible with QPM and QP2R.

Version:QPM firmware 1.05

Update time:2022.08.09

Required system:///

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Version:QPM firmware 1.04

Update time:2018.05.17

Required system:///

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QP2R Lossless Portable Player

Divers& Firmware Downloads

Version:QP2R DAC USB Driver 

Update time:2018.05.17

Required system:///

Note:///

Version:QP2R firmware 1.04

Update time:2018.05.17

Required system:///

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Version:QP2R firmware 1.03

Update time:2017.11.14

Required system:///

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QP1R Lossless Portable Player​

Divers& Firmware Downloads​

Version:QP1R DAC USB Driver

Update time:2016.01.26

Required system:Win XP/Vista/7/8/10

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Version:QP1R Firmware V.1.09

Update time:2019.02.25

Required system:///

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Version:QP1R Firmware V.1.08

Update time:2019.02.25

Required system:///

Note:///

CMA400i Desktop Headphhone Amplifier/ DAC​

Divers& Firmware Downloads​​

Version:CMA400i Driver

Update time:2017.07.18

Required system:Win XP/Vista/7/8/10

Other products

If you cannot find the files you need, please call 0755-828356790 or email info@questyle.com, we will contact you as soon as possible

Product Model:CMA 600i

Product Model:CMA 800i

Products Model:CAS 192D