Feature 1 Adopted of high quality material, and accuracy process, make sure for the durability 2 The product has good contact performance, make sure stable working 3 Perfect kit, it include 2pcs connecting line, antenna power and antenna whip, convenient to operate. 4 Strict quality control and quality assurance, easy to connect. 5 Great workmanship, perfect replacement for the old or damaged oneItem Type: AntennaMaterial: PlasticColor: As shown in the picturePower Supply: 9 - 15 vConsumption Current: 90mAhOutput Resistance: 50ohmsWeight: Approx.420g/14.8oz Package List1 x 3 Meters Connecting Line1 x 6 Meters Connecting Line1 x Antenna Power1 x Antenna WhipNotePlease note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.1. When the reception effect is poor, you need to open the window or outdoor reception.2. Try to use away from electronic equipment to avoid electronic interference.3. The voltage regulator used requires a small ripple, when the noise is received, you can try to replace the power supply, you can first use dry batteries instead of voltage regulator.