Table of contents 
 
1. Introduction..........................................................................................................................................................4 
 Before Using the Product ..................................................................................................................................4 
 Intended Use .......................................................................................................................................................4 
 Text Conventions ................................................................................................................................................4 
 Symbols and Signal Words................................................................................................................................5 
 Symbols on the Information Label ..................................................................................................................5 
2. Safety ....................................................................................................................................................................5 
 Warnings and Safety Instructions ....................................................................................................................6 
 Requirements for the User.................................................................................................................................7 
3. Description of the Device ...................................................................................................................................8 
 Front View ............................................................................................................................................................8 
 Back View ............................................................................................................................................................8 
 Product Specifications ......................................................................................................................................9 
 Dimensions.........................................................................................................................................................10 
4. Installation ..........................................................................................................................................................10 
 Safety Instructions for Installation ..................................................................................................................10 
 Installation Site Requirements ........................................................................................................................10 
 Rack Mounting .................................................................................................................................................10 
 Connecting the Wi-Fi Antenna......................................................................................................................10 
 Connecting the DAB/FM Wire Antenna ......................................................................................................11 
 Connecting the Device to a Router.............................................................................................................11 
 Connecting Audio Devices............................................................................................................................11 
 DAB/FM Signal Reception.....................................................................................................................11 
 Installation of the Batteries .............................................................................................................................12 
 Connecting to Power Supply.........................................................................................................................12 
5. Setup ...................................................................................................................................................................13 
 Warnings and Precautions .............................................................................................................................13 
 Turning On/Off ..................................................................................................................................................13 
 Software Updates.............................................................................................................................................13 
 Network Setup ..................................................................................................................................................13 
 Wi-Fi Setup................................................................................................................................................13 
 Wi-Fi Setup via Esptouch App ..........................................................................................................14 
 LAN Setup ................................................................................................................................................14 
 Network Indicator Display Status.........................................................................................................14 
 Entering Passwords and Searching for Phrases ..........................................................................................15 
 Setup Examples ................................................................................................................................................15 
 Stereo Mode............................................................................................................................................15 
 Bridge Mode............................................................................................................................................16 
 100 V Mode .............................................................................................................................................16 
6. Operation ...........................................................................................................................................................17 
 Safety Instructions for Operation...................................................................................................................17 
 Control Modes ..................................................................................................................................................17 
 Control Panel ....................................................................................................................................................17 
 Start-up...............................................................................................................................................................18 
 Choosing Menu Language ..................................................................................................................18 
 Configuring the Network for the First Time.........................................................................................18 
 Menu Overview ................................................................................................................................................19 
 Main Menu Options .........................................................................................................................................21 
 My Favourite ............................................................................................................................................22 
 Managing My Favourite With a PC or Smartphone ....................................................................23 
 Managing My Favourite With the Skytune Radio Portal .............................................................24 
 Internet Radio..........................................................................................................................................26 
 Skytune .................................................................................................................................................26 
 Search(Skytune) .................................................................................................................................27