Features Active Antenna: The kit is an active small loop antenna, has strong signal reception, provides high working efficiency NE592 Chip: The active antenna adopts the mainstream NE592 chip in the industry, has stable and strong performance Small Size: This SDR active receiving antenna is small in size, convenient to store and carry, easy to assemble and use Wear Resistant and Durable: The active antenna is made of PVC and ABS, which is wear resistant and durable Application: The active receiving antenna is used for signal reception, suitable for various SDR radios and receivers Specification: Item Type: Active Small Loop Antenna Material: PVC and ABS Power Amplifier Chip: NE592 Battery: 1 x 9V lithium battery (not included) Battery Model: 6F22 Package List: 1 x Antenna 1 x Connection Cable 1 x Receiver Note: For receiving only, can not send signals. Package List 1 x Antenna 1 x Connection Cable 1 x Receiver