Welcome to our store! 1. MAIN FUNCTION: Mini passive stereo mixer is a 4-channel passive stereo mixer used for enhanced control settings, without needing batteries or other power sources. 2. CONNECTED DEVICES: Mini audio mixer is used to connect mixer outputs or other output devices. This unit can also be used as a 1-to-4 stereo splitter, rotating for volume adjustment. 3. GOOD FEATURES: Mini portable stereo 4-channel mixer has no background noise and high audio quality. The use of all metal shells is more anti-interference. 4. APPLICATION SCENES: CX400 mini passive stereo mixer is suitable for mixers, CD players, audio devices, computers, mobile phones, tablets, etc. 5. SMALL AND PORTABLE: You can carry a mini audio mixer with you and enjoy karaoke or speaking in any scene. You can easily enjoy fun with quick karaoke. Product Type: Audio Mixer Product Material: Metal Product Color: Black Weight: Approximately 275g / 9.7oz Package Contents: 1 x Audio Mixer 1 x Manual Our customers are our highest priority. If you discover any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best post-sale service.