Cisco 1921 (CISCO1921-SEC/K9) (WITH SEC LICENSE) Embedded hardware-based cryptography acceleration (IPsec + SSL) Yes RJ-45 onboard LAN/WAN 10/100/1000 ports 2 EHWIC slots 2 Doublewide EHWIC slots (use of a doublewide EHWIC slot will consume 2 EHWIC slots) 1 Cisco Integrated Services Module (ISM) slots 0 Memory (DDR2 DRAM): Default/maximum 512 MB/512 MB USB flash memory (internal): Default/maximum 256 MB/256 MB External USB flash-memory slots (Type A) 1 USB console port (mini-Type B) (up to 115.2 kbps) 1 Serial console port (up to 115.2 kbps) 1 Serial auxiliary port (up to 115.2 kbps 1 Integrated power supply AC and DC power-supply models Power-supply options POE (external) - on AC models only Redundant-power-supply support No Power Specifications ROUTER-SWITCH.COM 5 AC input voltage 100-240V ~ AC input frequency 47-63 Hz AC input current range AC power supply (maximum) (amps) 1.5-0.6 AC input surge current <50A Typical power (no modules) 25W Maximum power capacity with AC power supply 60W Maximum power capacity with PoE power supply (platform only) 70W Maximum PoE device power capacity with PoE power supply 80W DC power input 32-60 VDC, 4A, positive or negative, single source DC input wire size AWG 14 (2.0 mm2) Safety ground-wire size AWG 14 (2.0 mm2), minimum Wire terminal (lug) Amp/Tyco No.32957 Overcurrent protection 20A maximum