ANT700 from Great Scott Gadgets is a lightweight telescopic antenna designed for operation from 300 MHz to 1100 MHz. Its total length is configurable from 9.5 cm to 24.5 cm. ANT700 is constructed of stainless steel and features an SMA male connector, rotating shaft, and adjustable elbow. ANT700 is a 50 ohm general purpose antenna. It is a perfect first antenna for use with HackRF One or YARD Stick One.