Phottix Laso TTL Flash Trigger Transmitter for Canon The Phottix Laso Transmitter can control & trigger 5 groups* (15 units) of Canon-compatible radio-enabled flashes & supports multiple flash modes, including E-TTL II/E-TTL, Manual, MULTI, Ext.A & Linked Shooting.
Features: 5 Groups: A, B, C, D, E* 2.4 GHz frequency 100m range 15 channels with Digital ID AF Assist Light High Speed Sync-1/8000*** Support Multiple Flash Modes & shooting approaches including E-TTL II/E-TTL, Manual, MULTI, Ext.A & Linked Shooting Controls & Triggers Canon-compatible radio-enabled flash** * Group flash is not possible with cameras released before & up to 2011 (and EOS1200D), flash sync speed will be one stop slower then normal sync speed. ** The Laso Receiver is needed for non-radio-enabled flash. *** On compatible (Canon) cameras released after 2012 (excluding EOS1200D).