Features1Compatibility: This CB radio antennae is compatible with for President Randy 3, for Escort 72 handheld radio, and radio with TNC connector, ensuring versatile connectivity. 2Enhanced Signal Performance: By boosting wireless signal reception and transmission capabilities, this antennae greatly improves signal transmission distance for more effective communicating. 3Adjustable Telescopic Design: With a telescopic design adjustable from 23.5cm to 130cm, this CB antennae is portable and suitable for outdoor activities like hiking and camping. 4Frequency andSpecifications: Operating at 27MHz frequency, featuring a TNC male connector interface, a maximum input power of 20W, a gain of 1.8 dBi, and omnidirectional coverage. 5Convenient Replacement: The original CB radio antennae part or damaged part can be replaced directly, with higher strength and convenience, easy to install and replace.SpecificationItem Type: CB Radio AntennaeMaterial: MetalInterface Type: TNC MaleTelescopic Length: Approx. 23.5cm to 130cm / 9.25in to 51.18inFrequency Range: 27MHzGain: 1.8 dBiDirection: Omni DirectionalMaximum Input Power: 20WPackage List1 x CB Radio Antennae