50-Hour ANC Headphones Marathon Battery Power

[Format] Professional e-commerce product main image, square 1:1, dark tech-audio advertising style with a glowing data-grid backdrop and battery-life storytelling. [Colors] Deep navy background (#0d1b2e range) washed with a cyan glow and a luminous wave-mesh landscape across the lower half; primary accent electric cyan; matte black-and-gunmetal product; a dark footer bar with a cyan outline closes the bottom; No frame border. [Layout] Three lines of copy stack in the upper-left; a huge semicircular gauge dial sits lower-left behind the headphones; the headphones float large on the right, angled dynamically; the footer bar spans the bottom divided into three equal stat panels. [Subject] No people. A pair of over-ear wireless headphones in matte black with gunmetal sliders and hinges, plush dark ear cushions and a brushed circular driver plate with a metallic star-pattern centre, posed three-quarter with one cup facing the viewer; cyan light rims the headband edges. [Headline] Upper-left, small white line: "Keep the Music Going — Even on Low Battery"; then "Imported Safe Lithium Battery" in very heavy white caps; beneath it "400mAh Capacity, 50-Hour ANC Noise Cancelling." in lighter white text. The giant gauge reads "50" with a small "h" in white on the dial. [Badges] Footer bar in three cyan-outlined panels: "50h Noise Cancelling Only", "20h Bluetooth Only", "14h ANC + Bluetooth", each with the numeral huge in white and the label small beneath. [Mood] Sleek, powerful and endurance-focused; deep navy cyberglow with cyan data waves and hard numbers proving marathon battery life.