PocketWizard 801-130 Plus III Transceiver 2 Pack With Case and 4-Hour Rapid Charger with 4 AA NiMH Rechargeable Batteries Bundle Combination Transmitter and Receiver Long Range of 1640' 32 Channels and Quad-Zone Triggering Auto-Sensing and Auto-Relay Includes: 2 PocketWizard Plus III Transceivers, Case and Battery Charger