With the remote control for Speedlamp DR4, which uses 3G Wireless frequencies, it is possible to control all the functions of the flash up to a distance of about 100m. Synchronization speed up to 1 / 250s, power, channels, photocell, modeling lamp, acoustic signal, test and strobe can be controlled. There are 2 groups to choose from (group A/group B), each group comes with 15 different IDs so as to avoid malfunction due to interference from different devices. Selecting “All” on the 3G trigger will activate all the IDs of that group, while choosing “Each” will activate only the selected ID. Small and handy, it is also equipped with a coupling for attaching the camera to the hot shoe.
Features:
Frequency: 3G Wireless
Range: up to 100m
Group: 15 for each group
Power supply: Rechargeable 3.7V CR2 lithium battery
Battery life: about 15000 flashes
Charging time: about 4 hours
Sizes: 4,8x9,3x3,5cm
Weight: 62g (including battery)