Harvest SMA-501 144/430MHz Stubby Antenna(SMA-Female) Weight: 12g Gain (MAX): 1/4 (145/430MHz) Impedance: 50  Band: 144/430Mhz (2M / 70Cm) Maximum power: 10 W(FM) Antenna Length: approx 1" (45mm)  Connector: SMA-Female Made in Taiwan