Model: Aputure TX1C - Color: Black - Plastic material housing - Frequency: 2.4GHz - Transmitter distance: 80 meters (wireless shutter) / 40 meters (wireless trigger) - Channels: 6 - Sync-speed: 1/250sec - Continuous trigger frequency: 7 frames/second - Standby time: 2000 hours - Working time: 20 hours - Powered by 2 x AAA batteries (included) - Compatible with Canon EOS 550D(Rebel T2i) / 500D(Rebel T1i) / 1000D(Rebel XS) / 450D(Rebel Xsi) - Package includes: - 1 x Wireless flash trigger - 1 x Sync cable (105cm) - 1 x Remote cable (100cm) - 1 x PC cable (26cm) - 1 x Sync output convertor - 2 x AAA batteries - 1 x Chinese / English user manual