Nikon SB-400 Speedlight: Digital Photography Review
Nikon SB-400 AF Speedlight Flash for Nikon Digital SLR Cameras - YouTube
Nikon Accessories, a Nikon SB-400 & SB-600 flash unit, both working on test, with MC-30 trigger, Jessops TTL flash cord and Hahnel remote control, untested
Nikon Speedlight - Wikipedia
Nikon SB-400
Nikon SB-400 Flash plus Stofen OM-400 diffuser Test | Tsoueid's Blog
Nikon SB-400 test shots for indoor bounce with and without DIY diffusers: Studio and Lighting Technique Forum: Digital Photography Review
Nikon Speedlight SB-400 Shoe Mount Flash for Nikon
Nikon SB-400 Flash Review | Happy
Nikon SB-400 Flash plus Stofen OM-400 diffuser Test | Tsoueid's Blog
Nikon SB-400 Review
Nikon SB-400 Flash plus Stofen OM-400 diffuser Test | Tsoueid's Blog
Nikon SB-400 Speedlight Essential Kit B&H Photo Video