Product Name: RF Adapter | Connector A: SMA Female | Connector B: F Male Impedance: 50 ohm | Style: Straight Used for antennas, coaxial cables, radioscanners, handheld radio radio amateurs Networks CATV modems Satellite decoders CATV decoders Networks Weight: 16g | Contents: 2 SMA to F adapters Product Description Product Description: Avoid damage to the F antenna port on your radio as you must use antennas for base, rover, or a style other than the antenna. The adapter will take all the wear and tear. Instead of being subject to wear or loosening of the chassis connector. Now you can quickly and safely change the most popular and widest range of antennas available and help protect your radio from damage, all at one low price. The adapter gives you the allows: 1. Quickly change antennas based, mobile or other style uses. 2. Use the most popular and wide selection of Din antennas. 3. Avoid wearing the chassis connector or detaching due to antenna changes.