Temperature&Mask Detection Temperature Range&Accuracy Range: 30-42 (℃) Accuracy:±0.3℃/Indoor Detection Distance 0.3-0.6m Temperature Detection Support Mask Detection Support Voice Alarm Support (For Abnormal Temperature and No Mask) Facial Recognition Recognition Accuracy ≥99.7% Recognition time <1second Face Database ≥20 000 faces Recognition Distance&Height Distance: 0.5~2 m Height:1.2~2.2m,Adjustable Recognized Face Angle ≥30° Lens Angle 2.8mm,H 117.8°, V 64.1°, D: 141.9° Black & White List Support Interface Ethernet 10M/100M Ethernet, RJ45 Port Wiegand Interface 1 pcs for output RS232 & RS485 Support Alarm Output Support Micro-SD Card Built-in 32GB;Support, upto 128GB Audio Input&Output Support, with Built-in Speaker USB Interface Optional General Working Temperature 15℃ - 35℃ Working Humidity RH 5~90% Power Supply DC12V 3.33A Power Consumption ≤20W Dimensions 273mm*144mm*25mm Diameter for Install on Gate 30mm Screen size 8-inch, full-view IPS LCD screen Weights 2.5KG(Without stand) Installation Wall Mounting, Gate Installation