Product Name: 7.1 Surround Sound USB Flying Wing Headrest Wired Game Earphones Product color: Black Product material: ABS Connection type: wired USB connection Sound effect: 7.1 surround sound channel Head beam type: adaptive head beam Earmuff type: Memory cotton breathable earmuffs Connection line length: approximately 2 meters Product size: 23.5 * 17 * 8.5cm/9.25 * 6.69 * 3.35inch Package size: 24 * 19 * 11cm/9.45 * 7.48 * 4.33inch Product weight: 325g/0.72lb Package weight: 430g/0.95lb 1 * Wired earphones