When you daisy-chain multiple Behringer speakers, does the last one in line have significantly reduced volume in Delhi? This indicates a problem with the "Thru" or "Link" output jack on one of the preceding speakers. Solution Hub Tech can repair this parallel output circuit, ensuring full signal strength is passed to every speaker in your chain. Fix your daisy chain. Call +91-9711-330... https://solutionhubtech.com/behringer-speaker-repair-in-delhi.html