In Stock. 45 Day Lowest Price - 100% Satisfaction Guarantee. The 3-channel Trademark head is designed for the pro player looking for a traditional stack rig, without being locked into one particular amp style. Incorporating Tech 21's proprietary SansAmp technology, the 100% analog Trademark 300 provides a broad range of the industry's most desirable tube amp sounds and the flexibility to create your own custom sounds. Sample settings are provided in the owner's manual to get you started, and include such styles as Clean Fender, Stevie Ray, Metallica, Santana, Van Halen, and Hendrix, to name a few.