2025 Black Gold King HIFU delivers 4–7 MHz focused ultrasound across 1.5/3.0/4.5/6.0 mm cartridges to stimulate 65 °C collagen contraction in SMAS, lifting sagging jowls, crow’s-feet and neck lines in one 30-min session. 15" Korean UI with 10-language presets, auto-shot counter, zero consumables. CE certified, 50 kg vertical chassis—ready stock for salons, clinics, distributors.