Best prices on Guitar multi effects processor in Musical Instrument Effects / Processors. Check out BizRate for great deals on Musical Instrument Effects / Processors from DigiTech, TC Electronic and Line 6. Use BizRate's latest online shopping features to compare prices for Guitar multi effects processor. Read product specifications, calculate tax and shipping charges, sort your results, and buy Musical Instruments & Accessories with confidence. Easily narrow your search and find the product that's perfect for you: Line 6 Pocket POD Guitar Multi-Effects Processor - Zoom GFX3 Guitar Multi-Effects Processor.