Single 15-inch reflective active low frequency speaker system
The W series is a series of speaker system products developed and manufactured usingthe latest speaker computer design simulation technology combined with the latest speaker application materials and processing technology. All speaker units are optimized for high magnetic energy, low distortion, well ventilated cooling magnetic circuit system, woofer unit with non-linear thickness long fiber paper cone with special damping rubber tape edge and high power sandwich voice coil, plus our company The latest adjustable delay symmetrical protection circuit greatly improves the reliability of the product while ensuring the sound quality.
Model F55b System SUB BASS Frequency response 40Hz-150Hz Driver LF:15”×1 Nomina limpedance / System sensitivity 98dB Rated power 300W Peak power / Maximum SPL 129dB Crossover mode built-in Crossover Suspension / Net weight 45.5KG Size(mm) 533W×560D×603H Package size(mm) 622W×580D×655H
DM20new version update step
1) Copy the compressed package to the USB flash drive (note that you don't need to decompress it, it is best to format the USB flash drive first)
2) Insert the USB flash drive into any USB port of the mixer, and click “SETUP” on the mixer panel → “Maintenance” → “Update from USB” in the screen
Follow the prompts to complete the installation steps.