Speaker Phono RCA Male Plug to AV 2 Screw Terminal Female Audio Video Balun Spring Press Type Adapter DC Power Connector for CCTV (RCA Male To AV 2 Screw Female) RCA Male To AV 2 Screw Female Colour Name:RCA Male To AV 2 Screw Female Studio box NOT Included in

Studio box NOT Included in the package

Simple structure

Micro-Usb Charging

Compatible with MacBook Air 13" A1369 Mid 2011

Speaker Phono RCA Male Plug to AV 2 Screw Terminal Female Audio Video Balun Spring Press Type Adapter DC Power Connector for CCTV (RCA Male To AV 2 Screw Female) RCA Male To AV 2 Screw Female Colour Name:RCA Male To AV 2 Screw Female Studio box NOT Included inSpeaker Phono RCA Male Plug to AV 2 Screw Terminal Female Audio Video Balun Spring Press Type Adapter DC Power Connector for CCTV (RCA Male To AV 2 Screw Female) Feature: 1. Connector A: RCA Male 2. Connector B: 2 x Screw Terminal Female 3. Connector Type: Speaker Wire Cable Audio RCA male to AV 2 Screw Terminal Female 4. Application Plug "+" and " " features connector with polarity; Professional for CCTV installers and excellent for all DC cameras