Features: 1 in 4 out stereoed sound signal distributor: supports 1 input signal allocation to 4 outputs, meeting the needs of multiple device access. USB5V power: Convenient USB power, easy to connection, convenient to use. Without loss output interfaces: Output sound signal through the port to ensure quality transmission. Small design: small in size, space saving, suitable for desktop, mobile use. Simple operate: One sound input and four outputs, easy to operate, suitable for ordinary users. Specifications: Color: Black Size: about 95x53x38mm/3.74x2.09x1.5inch Input channel: Supports 1 set of stereoed inputs Output channel: Supports 4 set of stereoed simultaneous output ImpedanceS: 10KΩ -50KΩ Power: USB5V power Package Includes: 1pc 1 input 4 output Sound Signal Selection Switcher note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.