YONGNUO YN685EX-RF fotocamera flash sincronizzazione ad alta velocità TTL HSS 1/8000S per Sony
YONGNUO YN685EX-RF Flash for Sony, GN60 TTL HSS 1/8000S Master Slave Flash Speedlite, with 2.4G Wireless Trigger System. Integrated transceiver and receiver, compatible with YONGNUO RF radio trigger system (RF602/603).