soundKey FAQ - General

Q. Which devices is Cyrus soundKey compatible with?

Android: OTG compatible devices, running OS 5.0 (Lollipop) and above

Apple: Devices running iOS 7.0 and above, using the Apple Lightning to USB Camera Adapter

Windows Phones: USB dual role devices, running Windows mobile 10 or later

Laptops: Works with any computers with USB connection

Q. What headphones will the Cyrus soundKey drive?

Headphones with impedances between 16 & 64 Ohms.

Higher impedances will work, but will not be able to be louder

Q. What is the output power of the soundKey?

2 x 138mW into 16 Ohms at 1% THD+N.

Q. Will the Cyrus soundKey work with Bluetooth wireless headphones?

No, the soundKey is designed to work with wired headhphones.

Q. How much power does the soundKey use?


Q. What quality files can the soundKey play?

Can handle High Resolution audio files up to 24bit/96kHz.

Cyrus Cadence App

Cadence allows you to wirelessly browse and select music through your Cyrus unit. Control most of the playback functions of your Cyrus streaming unit with a flick or tap of a finger on your phone or tablet.
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