The 1600 Series offers 802.11n with 3×3 multiple-input, multiple-output (MIMO) technology with two spatial streams-ideal, and limited lifetime hardware warranty, including 10-day advance hardware replacement.

AIR-CAP1602I-C-K91600 Series Wireless Access Point – Internal antennas – 3*3 MIMO – C Reg – Control Based – 802.11a/b/n – Dual band
AIR-SAP1602I-C-K9802.11a/g/n Stand-Alone AP, Int Ant, C Reg Domain Cisco 
AIR-SAP1602I-E-K9802.11a/g/n Standalone AP, Int Ant, E Reg Domain Cisco Aironet 1600 Series Access Points
AIR-SAP1602I-I-K9802.11a/g/n Standalone AP, Int Ant, I Reg Domain
AIR-SAP1602I-N-K9802.11a/g/n Standalone AP, Int Ant, N Reg Domain
AIR-SAP1602I-A-K9802.11a/g/n Standalone AP, Int Ant, A Reg Domain