± 180° 25% (1D symbologies) or 35% (PDF417) absolute dark/light reflectance differential, measured at 650 nm Target Beam: Ambient Light Immunity: Shock: Power Requirements: LED multicolor, optimal focus and field of view indicator Sunlight: Up to 9,000ft-candles/96,890 lux Withstands multiple drops of 6’ (1.8 Meters) to concrete Reader*@ 5vdc (mA) - Typical = 165; Peak = 631; Idle = n/a; Sleep = 3; Bluetooth Radio @ 90m away (mA) Typical = 175 Peak = 615; Idle = 55; Sleep = 3 *Some USB ports may not support operating CR3500 with a battery blank Optional Cable Interfaces: Memory Capacity: Operational Modes: USB (Full Speed), RS232 & PS/2 10 MB Non-Volatile Memory Bluetooth Wireless, Cabled or Batch Mode