Telescopic; 1/4wave retracted, 5/8wave fully extended.

Specifications:

Bands: 2m
*Gain (relative): +9dB
Watts: 50
Impedance: 50 ohms
Height: Retracted: 9.1" Full Length: 52.8" (10 Stages)
Weight: 90g
Connector: BNC

Remarks: *Rated against typical stock HT antennas.