Combines all the functions of a conventional large Spiro device in one handy handheld unit! Top design and top quality - FVC, SVC - Pre / post comparisons - Unique High quality LCD with a scale of four gray shades - Disposable flow sensor to minimize the danger of cross-contamination - Infrared data transmission to printer, * Requires additional,optional, infrared interface adapter or use with a infrared equipped printer. Upgradeable to MVV - Maximum Voluntary Ventilation Availability: Usually ships in 2-3 business days. Schiller SP-2 Handheld Spirometer (w/o calibration syringe) A1SP2Regular price: $1,395.00Sale price: $1,199.00 Copyright 2003-2005, 2006 A1Cardiology.com