+420 491 618 519 Technická podpora
+420 491 618 517 Objednávky, fakturace
– Look on the back or bottom of the monitor for the exact model number (e.g., RAK-283, RAK283, or similar) and brand name (e.g., RAK, RAK Medical, or another manufacturer).
(for regions without local distributor): rak283 blood pressure monitor user manual