Electro Harmonix Nano and XO Series – EH has released the first batch of pedals from its NEW Nano and XO series. The Nano Small Stone, Bassballs, LPB-1 Booster and Switchblade and now Nano in size (Phase 90 size) and the sound is still spectacular ! The XO Series has the Metal Muff and Micro Q-Tron which is just slightly bigger. All Metal, true bypass and made in the good old USA ! GotoEH Nano and XO Series !