It is suitable for your Blackmagic and other devices. The DIN end was updated to be easier to plug and unplug than previous version, which can be more convenient to use. 
 The latest version of this cable is equipped with 6G Double Shields instead of single shield on previous version, protecting itself from breaking to a larger extent. 
 Cable Length:30cm. We can customize cables with other length, please contact us if you need. 
 Plug A: DIN 1.0/2.3 connector; Plug B: BNC male connector. 
 Every cable was tested to ensure that there are no short circuit, no potential breakdown problems before shipping. If the cable you received is defective, please contact us.