GO CONTROL APP with EQ: Take full control of your audio preferences with the GO CONTROL APP. Compatible with iOS and Android devices, the GO CONTROL app allows you to customize EQ settings, device name, custom theme, USB playlists, and audio source control. Create a personalized listening experience suited to your musical tastes. Frequent APP update, free to send your feedback to our customer service or forum.
preamplifier
Arylic Up2stream Mini V4, DIY Speaker Audio preamplifier Card, WiFi Streaming Multi-Room Audio Receiver
Multi-room control: enables multi-room and multi-zone streaming through multiple devices connected to the same network.