Groups 4 Groups A, B, C, D Receiver Weight 70g (exclude batteries) Receiver battery2 x AA Batteries Attachment cold shoe Dimensions 92(L) x 46(W) x 44(H) mm Channel 16 Channels Range Approx. 150m Frequency 2.4GHz Max sync speed 1/250 sec* Sync Port 3.5 mm Display LCD
