Godox TT350 Canon Speedlite provides HSS to 1/8000s, and full 2.4GHz Godox X System radio Master and Slave modes built inside. The small TT350C are powered by just 2 AA batteries, and provide a guide number of 36 meters (ISO 100, @105mm). Recycle times are from approximately 0.1 – 2.2 seconds, and provide up to 210 full power pops per battery charge. While no powerhouse, the TT350 provide a convenient on-camera TTL and Manual flash, while also providing full 2.4GHz Godox X System radio Master and Slave modes. A TT350C speedlite mounted on the camera hotshoe can control other remote TT350C flashes off camera, as well as a whole ecosystem of Godox’s larger portable and studio strobes. With a radio range of approximately 30 meters. Or a Godox transmitter unit like the X1T-C can be used on camera to control the remote TT350C, alongside Godox’s ever expanding range of 2.4GHz enabled strobes, from up to 100 meters away.