STP, Bluetooth, Pump Only (No Dock) Back Catalog number: 810-0903-02-R Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended GFPC837 Filter, 37mm, 0.8µm, Polycarbonate, Plain White, 1 Price on request 811-0945-01-R GilAir Plus, DL to STP Upgrade (factory only) Price on request 811-9928-02 Cyclone, 47mm Filter Screen (Stainless Steel) for Price on request