Title: Reveala 3XTInstructions ForUseDocument No:NASAN-D&D-D-0121/99Rev. 37, Date: 2 May-2022Reveala3 XT3 channel digital HolterSoftware Version 6.5User ManualNasan Medical Electronics Pvt. Ltd.© All Rights ReservedHope you don’t require service at all.But incase you require,Please contact: 09371039255For any working days 9.30a.m to 6 p.m