Package contains: 1 x 8340A monitor 1 x mains cable 1,8 m 1 x RJ45 cable 5 m 1 x operating manual Warranty: 2 years parts-and-labour (extended to 5 years with free registration). GLM Calibration: Requires free GLM software and either our 9320A SAM™ Reference Controller or GLM Calibration Kit device (both sold separately) for calibration.