The Zoeetree S1 does not use a unique app. It uses a white-label app depending on your region:
for Class B digital devices, ensuring it provides reasonable protection against harmful interference in residential setups. step-by-step troubleshooting guide for common pairing issues with the ZoeeTree S1? IDEA INV00842 Waterproof Wireless Speaker User Manual zoeetree+s1+user+manual+pdf
Press and hold the side button for 3-5 seconds until the Zoeetree logo appears. If the screen remains black, charge the device immediately. The Zoeetree S1 does not use a unique app