OPTIMIZED POWER OUTPUT - Experience precise lighting control with full power (1/1) down to 1/256, offering 81 steps for nuanced illumination in any photographic scenario. RAPID RECYCLE TIME - Achieve continuous shooting with an approximate 1.5-second recycle time, ensuring you never miss a critical moment during fast-paced events. SEAMLESS TTL COMPATIBILITY - Benefit from accurate automatic exposure with TTL flashes, providing effortless integration and consistent results for Sony camera systems. ADVANCED WIRELESS CONTROL - Utilize the integrated R2 Radio System for remote TTL or manual flash (Master or Slave), enabling versatile off-camera lighting setups.