Sonydelivers the next step in their on-camera flash series with theHVL-F46RM Wireless Radio Flash. Meticulously engineered to maximize the power of the Alpha camera series, this cutting-edge flash takes advantage of face detection and TTL metering to provide versatility only dreamed of with on-camera lighting. It boasts a two-second recharge time and can fire up to 60 consecutive times at 10 fps.