8 © 2018 unitech Electronics Co., Ltd. All rights reserved.unitech is a registered trademark of unitech Electronics Co., Ltd.PA720+ User’sManualEngines1D SE655 :Illumination/AIMER : LED 630 ± 30 nmOptical Resolution : 5 mil (minimum readable bar code module size)Scan Repetition Rate : Nominally 50 scans/secondPrint Contrast : 20% (minimum print contrast)Ambient Light Immunity Light Source: 4845(lux) ± 5%2D SE4750SR (Imager with laser aimer ) :Sensor Resolution: 1280 x 960 pixelsIllumination Element: 2 x Warm white LEDMinimum Bar Code Print Contrast : 20%Ambient Light: Max 107,639 lux (direct sunlight)Wavelength: 655 ± 10 nmBeam divergence: 48.0º horizontal, 38.0º verticalPulse duration: 1.7msMaximum power :0.6 mWAudioSpeaker , 3.5mm Audio Jack, Receiver, 2 x MicrophoneRegulatory ApprovalsCE, RoHS compliance, FCC, NCC, VCCI,CCC, BSMICommunicationUSB USB 2.0 Host / ClientWLAN IEEE 802.11 a/b/g/n/ac/d/h/i/k/r/vPAN Bluetooth 4.2WWAN GSM/GPRS/EDGE 850/900/1800/1900 MHzUMTS 850/900/1900/2100 MHzLTE FDD Band 1/2/3/4/5/7/8/20 TDD Band 38/39/40/41DL: 150Mbps/ UL: 50Mbps2x Micro SIM slotsRFID/HF Frequency: 13.56MHzTag Support: ISO15693, ISO14443A , ISO14443BSupport NFC