Feature: 1. Made of aluminum alloy, it is tough and durable. 2. Hifi sound quality, give you a natural listening experience. 3. Working stably, a very practical tool for your family. Specification: Description: A great tool for you to have, stable and practical, buy it! Features: PCB black gold sinking process: easy to weld, not easy to short circuit, denser, not easy to oxidize, smooth, long life, stable transmission of preserved signals. High quality positive and negative power circuit design, can filter impurities, improve sound quality, reduce noise. High precision low noise metal film resistance. Using high quality low noise low distortion chip. Aluminum alloy metal oxide wire drawing shell. Hifi sound quality, give you a natural listening experience. Working stably, a very practical tool for your family. Compact, space-saving, with an elegant look. Has been tested for hundreds of time to ensure you a good sound quality. Specifications: Name: Music Amplifier Model: BOX01 Input interface: RCA (MM) The highest sample rate: 48bit-96khz SNR: 67db @ 20 ~ 20 KHZ Frequency Response: RIAA compliant Chipset: NJM2068M Output Interface: RCA Distortion: 0.08% Impedance: 47kΩ / 100pF DC Power Supply: 12V 1A Color: Black / Silver (Optional) Unit Size: 13 * 10 * 3.5cm Weight: 0.5 kg Package Size: 23 * 22 * 8cm / 9.05 * 8.66 * 3.14in Package Weight: 445g / 15.69oz Package List: 1 * Music Amplifier 1 * Power Adapter 1 * User Manual Package List: 1 * Music Amplifier 1 * Power Adapter 1 * User Manual