1.3.5 Channel Design 2.Metal Frame 3.Flying distance:50 meters 4.ICTI,EN71,62115,EMC,ROSH 5. ... future.Toys Details:1.3.5 Channel Design2.Metal Frame3.Flying distance:50 meters4.ICTI,EN71,62115,EMC,ROSH5.Fly time ... phone qeuiipement(such as Ipad,Ipod touch,Iphone) to control helicopter.You just need to download the "FLIGHTIR"