Tech 21 Trademark 60 2×12 inch The powers of the Tech 21 Trademark 60 amplifier are many. Experience how the soulful Trademark TM 60/212 Guitar Combo Amp can work its magic for you. Loaded with custom-designed Celestion Seventy80 Speakers, this 60 W 2×12 combo delivers 80 Watts/16 Ohms each, 8 Ohms Total Load....