ARMOUR GS30 30FT GUITAR LEAD Armour is a brand that represents reliability for how and when you use your instrument and sound equipment. It gets the job done. Our range of high performance cables and adaptors are suitable for guitars, microphones, audio equipment and speakers and represent great value with sound performance. The GS Series of cables are fantastic instrument leads with 2 x Straight 1/4 Mono to 1/4 Mono Jack Connectors that are reliable and offer great value.