The EUROLITE LED STP-15 QCL Bar uses 14 × 5 W SMD 3535 4-in-1 RGBW LEDs, 120 SMD 5050 3-in-1 RGB LEDs and 180 cold-white SMD 5730 LEDs. It provides a 10° beam and 120° ambient light, with stepless colour blending, adjustable running light, colour animations, dimming and strobe effects. Control options include standalone, sound-to-light, master/slave and DMX operation. Passive convection cooling enables silent operation. The fixture includes mounting brackets and power linking.