Figure 2From: Protocol for a randomized comparison of integrated versus consecutive dual task practice in Parkinson’s disease: the DUALITY trial Equipment used during training and testing. (a) MP3-player (DIFRNCE MP1850); (b) GaitRite Electronic Walkway System; (c) wireless headset system (Beyerdynamic; transmitter: t-bone DS16T and receiver: t-bone IEM100R); (d) large buttoned mobile phone (EmporiaTalkPremium).Back to article page