2-Pair RCA Male Female to 2 Terminal to Female AV Audio Video Spring Press Type Connector Adapter RCA male connector parts female terminal to connect the audio and video interface of the device Applicable scope: security, monitoring equipment, LED, transducer, video audio signal cables, coaxial cables, color video signal conversion, audio, etc. Size (W x D x H): about 40 x 15 x 18 mm; color: black + red + grey Connection method: welding-free pressure line Connector material: arc extinguishing pure copper + exterior galvanized (non-ferrous head); Plastic material: new flame retardant / anti-exposure / anti-oxidation / anti-aging PVC plastic Features: 1. Connector A: RCA Male; RCA Female 2. Connector B: 2 x female terminal screws; 2 x male terminal screws 3. Speaker audio cable connector RCA male (female) connector adapter 4. Application plug "+" and "-" features connector with polarity; suitable for CCTV installers and compatible with DC cameras 5. Ideal for small audio and video electronics projects as well as CCTV applications. Wire to screw terminals and connect an RCA cable 6. Use for security, wiring control equipment, home theater, background music, input output converter devices such as audio and video AV connection interface, audio and video signal transmission Package contents: 2 x RCA Male to 2 screw female terminal adapters 2 x RCA Female to 2 screw female terminal adapters