- High-Performance Telephoto Zoom Lens
- Canon EF Mount
- Aperture Range f/4-32
- Built-in 1.4x Extender
- Three-Mode Optical Image Stabilization
- Ring USM Autofocus & Internal Focusing System
- Power Focus Mode for Smooth Focus Shift
- One Fluorite and Four UD Lens Elements
- Fluorine Front & Rear Lens Coating
- Highly Resistant to Dust and Water
- Canon EF 200-400mm f/4L IS USM Lens with Internal 1.4x Extender
- E-145C Lens Cap for EF 300mm f/2.8L IS II USM
- Lens Dust Cap E (Rear)
- Lens Wide Strap B f/EF 300 / 400 mm f/2.8L IS II USM
- ET-120 Lens Hood
- Lens Case 200-400 for Canon EF 200-400mm f/4L IS USM Lens with Internal 1.4x Extender
- 52mm Drop-in Gelatin Filter Holder (Black)
- Tripod Mount
- Strap for Hard Case
- Limited 1-year Warranty