Multiple Controls: With the built-in D-Fi transceiver, wireless DMX control is available for seamless integration into your lighting setup OLED Display: The OLED display with full-text capability makes it easy to navigate and adjust settings on the units, providing intuitive control True Wireless and Battery-Operated: The Freedom Par Q9 units are 100 percent true wireless and battery-operated, eliminating the need for power cables Brilliant Color Mixing: The quad-color (RGBA) LED technology in the Freedom Par Q9 units ensures brilliant color mixing, producing vibrant and dynamic lighting effects Complete Lighting Kit: The CHAUVET DJ Freedom Par Q9 X4 is a complete lighting kit that includes four Freedom Par Q9 units, an RFC remote for control, and a multi-charger