Original diamond SG-7900 antenna with length of 1.58 meters, net weight of 0.58KG adopts stainless steel material.The gain up to 5.0dB (144MHz) 7.6dB (430MHz).
The original Diamond SG-7900 antenna is made of stainless steel with laser and anti-counterfeiting logo. It weighs 0.71KG (with packaging). The fake SG-7900 antenna uses inferior materials. The logo is pasted on transparent paper and weighs only about 0.5KG.
