The Kenwood TV-502 is a 2 meter transverter for the TS-520S series.
It operates from 144 to 146 MHz with 16 watts input.
The rear panel has an SO-239 antenna jack plus AC and DC input.
Physical: 6.675 x 6 x 11.5 inches 11.5 lbs. (168x153x336mm 5.2 kg).