The cilp-on microphone is small in size, clip-on type is portable to carry and use. Active sound acquisition technology. Condenser technology, responsive, low noise. materials are shockproof and durable, and widely used. Features: Active sound collection technology for high sound quality. Condenser technology, responsive, and highly sound-reduced. Detachable collar clip design, made of material, shockproof and durable, high sensitivity diagram. 3.5mm gold-plating plug, resistant to scratch and rust, applicable to most equipment. High-quality capacitive core, intelligent noise reduction, pure pickup, real sound reproduction. Omnidirectional sound collection, high sensitivity, high fidelity sound quality (recommended distance source no more than 20cm). Widely used for journalist interview recording, live video recording, singing and recording, live video recording, online teaching video production, etc. Specifications: Model: 1#: PU424 2#: PU425 3#: PU426 4#: PU427 (optional) Color: Black Product Type: Clip-On Microphone Port Type: 1#: 3.5mm / 0.14in 2#: Type-C 3#: 8Pin 4#: M1(optional) Item Weight: 1#-3#: 30g / 1.06ounces 4#: 120g / 4.23ounces (optional) Package Weight: 1#-3#: 39g / 1.38ounces 4#: 137g / 4.83ounces (optional) Item Size: 1#-3#: 1.5m / 4.92ft 4#: 6m / 19.69ft (optional) Package Size: 1#-3#: 130 * 100 * 25mm / 5.12 * 3.94 * 0.98in 4#: 150 * 100 * 40mm / 5.91 * 3.94 * 1.57in (optional) Package List: 1 * Clip-On Microphone