Product color:black Product material:zinc alloy Product production process:injection molding Product function:Use this adapter to output o and video signals in the AV o and video interface of security wiring, monitoring equipment,home theater,background music,converters,etc.,to transmit o and video signals. Product Scope:Signal line o and video line Coaxial line Color difference line Conversion line Wiring of o and video signals Size:4.7x2x1.6cm/1.85x0.79x0.63inch Note: Please allow 1-3mm error due to manual measurement.pls make sure you do not mind before you bid. Due to the difference between different monitors,the picture may not reflect the actual color of the item.Thank you! Package Includes: 1x RCA Connector