ITEM NAME:800-2500Hz 200W N Type Female Connector 15dB Cavity Directional Coupler #JT1 Product Description Description: Specifications: Frequency 800-2500MHz Nominal Coupling 15dB Directivity (min) 37dB VSWR Primary Line (max) 1.20 VSWR Secondary Line (max) 1.20 Frequency Sensitivity (max) +/- 1.2dB Absolute Calibration Accuracy +/- 0.1dB Power (Average) 200W Connectors N Female Size 160 x 60 x 15mm Color Black Applications: 1. Signal coverage systems 2. LTE/GSM/CDMA/3G/WLAN systems and so on Note: Please confirm the Frequency Range of your cellphone carriers before buying. Included: 1 x Cavity Directional Coupler.Nominal Coupling 15dB. Power (Average) 200W. Included: 1 x Cavity Directional Coupler. Connectors N Female. VSWR Primary Line (max) 1.20. VSWR Secondary Line (max) 1.20. Color Black Applications If item is defective after 3 months, you can still send it back to us.