Model: WXTTLTBQRX-C - Color: Black - FSK 2.4GHz Wireless System up to 100 meters operating range - Supports up to 7 wireless channels - Up to 1/8000s sync speed - Supports Canon E-TTL E-TTL II TTL and M mode - Up to 3 difference group and 7 combination on the flash transceiver - Multi control the speedlite studio light etc. - Trigger mode: Transmitter: Output support TTL mode input support PC hot boots triggered - Support flash: Canon 580EX II/430EX II/Metz AF-56 - Vice factory flash: Metz SIGMA Sunpak - Compatible Canon 40D/50D/60D/5D/5D Mark II/7D/1D Mark III/1D Mark IV/1Ds/1Ds Mark II - Supports camera menu control flash output - Powered by 2 x AA batteries (not included) - Package includes: - 1 x Receiver - 1 x 3.5mm studio flash cable (150cm) - 1 x 6.35mm studio flash cable (150cm) - 1 x USB cable (140cm) - 1 x Flash stand holder - 1 x Receive holder - 1 x Hot shoe protector - 1 x Carrying strap (19cm) - 1 x Carrying pouch - 1 x English user manual