Features: +48V phantom supply for condenser microphone reliable and stable. With balance XLR input & output jacks to connect in-line with your mic and mixer. With on-off switch and LED indicator for easy and safe operation. Compact size and full metal shell portable and durable. Note: Phantom does not enhance microphone sound quality and improve its volume. Specifications: Color: Black Material: Metal Supply: 48V Adapter: input--110V()/ 220V(/UK) 50/60Hz output--48V Item Size: 10 * 9 * 4.5cm/ 3.9 * 3.5 * 1.8in Item Weight: 200g / 7.1oz Package Size: 23.5 * 16 * 8cm / 9.3 * 6.3 * 3.1in Package Weight: 440g / 15.5oz Note: microphone mixer and connection cable showed in pictures are not included. Package List: 1 * Phantom 1 * Adapter