Accessory holders have two slots, to accept any combination of hats/barndoors, egg crates and gel frames. Lens changing is easy with quick-action lens toggles. With heavy-duty tubular steel yoke, real molded locking knob and flat base, this fixture is now truly road ready. TV pin is provided as standard. 4700.TD has mount behind fixture for data enabler, so each fixture gets AC power and DMX daisy-chain.