This is a set of two RANE DJ audio interfaces. They show signs of use, such as minor scratches. Please check the images. Power has been confirmed. 【High-Quality Sound】 The RANE SL1 is a high-quality audio interface designed for professional DJs. It delivers high-resolution audio and clear sound. 【Various Connection Options】 It easily connects to a PC via USB. It features RCA output terminals for smooth connection with other devices. It also includes a microphone input and line input, supporting various applications. 【Reliable Performance】 As indicated by the "PASSED" sticker, this product has passed rigorous testing. It boasts performance that can be relied upon in professional settings. - Brand: RANE - Model: SL1 - Connection Type: USB - Output Terminals: RCA - Microphone Input: Yes - Line Input: Yes - Power Connection: DC Jack - LED Indicators: Yes Thank you for viewing.