Specifications:Up to 450m for 720p CVI cameras (Video).Up to 250m for 1080p CVI Cameras (Video).Up to 250m for 720/1080p TVI cameras (Video).Up to 320m for 720p AHD cameras (Video).NTSC, PAL and SECAM video formats.No power supply required.60dB cross talk and noise immunity.Built-in transient suppression protection.Compact size and easy installationMust be used in pair.Item Name: Balun ConnectorsFrequency Response: DC 8MHzAttenuation: 0.5dBCMRR (Common Mode Rajection Ratio): 60dBImpedance: BNC: 75; RJ45: 100Working Temperature: -10 to + 70 Degree CelsiusStorage Temperature: -30 to + 70 Degree CelsiusHumidity: 0 to 95%Features: Portable, Durable, Mini SizeDimensions: 19cm x 14cm x 5cm/7.48" x 5.51" x 1.97" (Approx.)Cable Length: 12cm/4.72" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:10 Pairs of Balun Connectors (20Pcs)