PIXEL 3932103 camera kit

2-in-1 Transmitter/Receiver Opas for Canon Pixel Transceiver Opas for Canon. Triggers the speedlite, studio light and outdoor light. Has camera shutter control. Press the flash attached receiver button to activate shutter control and flash trigger together. PC socket for trigger speedlite, studio and outdoor light. USB socket for power supply, shutter or flash trigger signal. 3.5 mm socket for shutter or flash trigger signa. No setting for receiver or transmitter mode needed. Uses all AA type Batteries. The Opas is also usable as an extra receiver for the Pixel King kits, but doesn't support TTL signals.