1. Double hot shoe design: One is standard, compatible with all Canon flashes; the other is the mini one, mainly compatible with Canon 580EXII.
2. Those two hot shoes could support the E-TTL function, while only one of them is used.
3. The hot shoes and the cold foot are standard ones. Coiled from the cable with the straight length of 2.5m, the TTL cord is of high elasticity. It is suitable to be used off camera.
4. With the gear locking ring, it is easy to be fitted or removed. The PC sync port makes it more versatile. With a 1/4” screw port, it could be fitted on flash mounts.
5. With the length of 2m, the PC sync cord connects the TTL cord and flash, making the flashes more versatile. (TTL function is not supported.)

Specifications (TTL Cord):
Coiled Length: Approx. 50cm
Uncoiled Length: Approx. 2.5m
Net Weight: Approx. 110g
Metering Supported: Canon E-TTL

Specifications (PC Sync Cord):
Length: Approx. 2m
Weight: Approx. 50g

TTL Cord Compatible with:
Canon EOS DSLR:
1D/1Ds series, 7D/5D MarkII/5D, 60D/50D/40D/30D/20D/10D, 550D/500D/450D/400D/350D/300D
Canon Flashes:
580EXII/430EXII/270EX, 580EX/550EX/540EZ/430EX/420EZ/380EX/220EX

PC Sync Cord Compatible With:
Canon 580EXII
Nikon SB900/SB800/SB80DX/SB28DX/SB28/SB26/SB24

1 * 2.5m Dual-Shoe TTL Cord for Canon
1 * 2m PC Sync Cord