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Professional repair service for JBL Flip 4 in New Cairo.
Problem
JBL Flip 4 portable Bluetooth speaker dies quickly, won't hold a charge, turns off immediately when unplugged, or refuses to power on due to a degraded and dead internal battery.
Solution
Carefully disassembled the waterproof housing, safely removed the old exhausted battery pack, and installed a brand-new high-capacity replacement battery. Tested power output and charging performance to fully restore original battery life.
Repair Time
2 hours