Review: Roland DJ-202 & Pioneer DDJ-400: Budget Alternatives to the DDJ-SB3? - DJ TechTools
Pioneer DDJ-400-HA 2-channel DJ controller for rekordbox | Reverb
Pioneer's Limited Edition DDJ-400-N Controller is a Portable, Gold-Dipped Nugget for Precision DJing - EDM.com - The Latest Electronic Dance Music News, Reviews & Artists
DISCONTINUED] Pioneer DJ DDJ-400 Compact Rekordbox DJ Controller - Sound Productions
Pioneer DDJ 400 Review - We Are Crossfader
PIONEER DDJ-400 - EXCLUSIVE LOOK AT KEY FEATURES - YouTube
DDJ-400 Official Introduction
Pioneer DJ DDJ-400 2-deck Rekordbox DJ Controller | Sweetwater
PIONEER DDJ400 CONTROLADOR DJ PIONEER DJ DDJ-400 ORIGINAL (DESCONTINUADA)
Pioneer DDJ-400-N Portable 2-Channel Rekordbox DJ Controller Black and Gold F/S | eBay
Amazon.com: Pioneer DJ DDJ-400 - Controlador Rekordbox DJ de 2 cubiertas : Instrumentos Musicales
Pioneer DJ DDJ-400 2-Channel DJ Controller for rekordbox dj | Guitar Center
DDJ-SB3 VS DDJ-400 (one of them disappointed me but...) - YouTube