Let's enjoy FIIO M23 together

FIIO FD15+JA11, Compact USB dongle+mirror-like headphone

Dear friend, Hi, the SR11 comes with a built-in firmware that features a test Roon Ready mode. This test mode does not affect regular usage-however, the default name of this device as displayed on your computer's Roon Core may vary and can be changed to whatever you want. Best regards

Dear friend, Hi, please contact support@fiio.com with the receipt attached. Can the FIIO Control APP in the mobile phone recognize the JA11? Best regards

Dear friend, Hi, the seller was out of office because of Canjam London in the last few days. Let's wait some time and they should handle soon. Best regards

Dear friend, Hi, did you try another USB cable but the issue remains? If yes, please contact support@fiio.com or the seller for help with the receipt attached. Thank you. Best regards

Dear friend, Hi, not yet. And if everything goes well, it will be released next month. Best regards

Dear friend, Hi, for the first problem, we failed to reproduce still. And you may check whether the certain settings lead to the issue. For the second problem, please try to reflash the page to check again. Best regards

Dear friend, Hi, if you are convenient, please check whether the computer could recognize the JA11 via this way: right-click on My Computer-Manage-Device Manager-Sound, video and game Controller If yes, please follow the update instruction and try to update the firmware in the computer to...

Dear friend, Hi, we checked the instruction and we have mentioned that the USB mode would need to be selected to 2.0. Thanks for the kind feedback. Best regards

Dear friend, Hi, when swtiching EQ from Bypass to other EQ, the music will not pause. When switching EQ from OFF to other EQ, the music will pause. When playing MQA or DSD files, the EQ option need to be switched to OFF. And the preset EQ could not be adjusted in the APP or the website. You...

Dear friend, Hi, the cable comes with the K19 is USB2.0 one. You could use that one for help. Best regards

Dear friend, Hi, yes, the iOS version FiiO Control APP would be updated soon. Best regards

Dear friend, Hi, please check whether you are using USB DAC 2.0 mode? And please try another usb cables and ports to check again. Best regards

Dear friend, Hi, which mobile phone are you connecting to? And are using using the latest 1.8 firmware version? Best regards

The new MCU firmware V146 for K19 is now available! Firmware download link and update instruction: Click here

Dear friend, Hi, if you are conveneint, please contact support@fiio.com with a small video, thank you. Best regards

Dear friend, Hi, about 220Ω. Best regards

FIIO K11 R2R CG video

Dear friend, Hi, yes~ Best regards

Dear friend, Hi, When the external power supply port is connected, KA17 will no longer consume power from the mobile phone, but will be powered by the external power supply port. The power supply from the external power supply port should meet the requirement of 5V/1A or above. Best regards

Dear friend, Hi, ok, thanks for the kind feedback. Maybe the USB ports lead to the issue. Best regards

True 24bit R2R DAC and Headphone Amplifier K11 R2R Is Officially Released! Fully differential true 24bit R2R resistor array DAC FIIO’s newly self-developed four-channel fully differential 24bit R2R DAC consists of 2 x 48 precision thin-film resistor arrays per channel, totaling 192...

Dear friend, Hi, the K11 R2R will be released for oversea market tomorrow. And you will be able to find one in North American shops at the end of this month if everything goes well. Best regards

Dear friend, Hi, let's wait together. Best regards