HIGHROCK BNC Female to BNC Female CCTV Security Camera Adapter Straight Connector (PCS of 15) Dimesion : 3.2 x 1cm/1.3'' x 0.4'' (L*max.D);Color : Silver Tone Material : Metal.Weight : 90g Package : 15 x BNC Female to BNC Female Connector USED IN RF APPLICATIONS - Used for WiFi, FM radio, radar, Bluetooth, GPS, base stations, antennas, PC/LAN, satellite telecommunications, and more!. HIGH QUALITY MATERIALS - This BNC Female to Female is constructed with a nickel-plated brass body ensuring the most reliable connection