✓ Optional accessories: HF-DMC (OLED remote control)

4 combines classic Class A/B amplifier technology with modern features and delivers a dynamic

optimally tuned and combined into an ingenious overall concept

Advanced Sound Retriever (ASR)

ESX QXS8D4 MATCH ✓ Optional accessories: HF-DMC (OLEDESX Quantum Series With an installation depth of 78 mm, this subwoofer is the ideal problem solver for special installations. A particularly flat subwoofer should of course also sound good and must be robust. That's why ESX QUANTUM QXS subwoofers use special and very hard cones made of the composite materials glass fiber and carbon. The woofer has a 40 ounce magnet and is driven by a 50 mm 4+4 Ohm dual voice coil, which is wound very long. Features: