BOSS EV-30 Expression Pedal Does Ambient Guitar! - YouTube
Boss EV-1-WL Wireless MIDI Expression Pedal | Sweetwater
Boss EV-30 Dual Expression Pedal + EBS EBS-PG28 Value Bundle | eBay
NPD: Boss EV-30. This is so much fun with the Keeley Monterey. It's a dual expression pedal so you can control two different pedal exp. outs from one treadle. I'm thinking of