The TMR6403 is a type of 3 channels magnetic pattern recognition sensor with high sensitivity, high signal-to-noise ratio performance, it is used for detecting paper bills, bank notes and security documents with magnetic anti-counterfeiting consists. TMR6403 covers wide detection area provides a low cost solution for scanning multi-currencies. The TMR6403 consists of high sensitivity TMR magneto-resistance sensor, high-quality magnet and durable metal case.