Garansi 1 Tahun* (Syarat amp; Ketentuan berlaku) Works with X Wireless Radio System Compatible with Canon i-TTL Frequency: 2.4 GHz Range: 328 #39; 32 Channels; 5 Groups Backlit LCD Screen; Sync Delay Settings Exposure Compensation amp; Exposure Lock Ratio Flash Mode; High-Speed Sync Hot Shoe and PC Sync Terminal Micro-USB Ports for Firmware Updates