Maldol Original MH-209 144/440 MHz. Dual-Band Miniflex Handheld Antenna (Max Power: 5 Watts, Length: 3") BNC It is 3 inches tall and is flexible. 0 dBi 1/4 wave. VSWR: 2.1 or less. Maximum power: 5 watts. Black color. This antenna terminates to an BNC.