This is a genuine Diamond product.
X300N: 144/430MHz(2m/70cm)
Length:3.1m / Radial length:approx.52cm / Weight:1.5kg
Gain:6.5dB(144MHz),9.0dB(430MHz) / Max.power rating:200W FM(Total)
Impedance:50ohms / VSWR:Less than 1.5:1 / Rated wind velocity:50m/sec.
Mast diameter accepted:30mm to 62mm / Connector: N TYPE
Type:2x5/8wave C-Load(144MHz),5x5/8wave C-Load(430MHz),FRP outershell
PRICE €129