Radios Yongnuo RF-603C-II-C3

· Frequency: 2.4 GHz.
· Range: 328'.
· Channels: 16.
· Flash Sync Speed up to 1/320 sec.
· Dual-Function Shutter Release.
· Can Set Transmit and Transceiver States.
· Hot Shoe Mount.
· PC Sync and 2.5mm Ports.
· Shutter Release Cable Included.
· Each Trigger Runs on 2 AAA Batteries.