The new eVNG with USB and improved Software. Hardware: * Stable binocularly combi mask * Focus control * Hot Mirrors Adjustable in 3 Steps * Soft cushion for optimal fit * no additional Hardware required (only 1 or 2 USB Ports) Software: * Binocularly analysis of 100 Frames/s (each channel) * Tests: Caloric, Position/Positioning, Spontan, Optocinetic, Rotatory Chair * Manual nystagmus detection * OS: Windows 2000 (SP4), XP (32/64), Vista (32/64), 7.0 (32/64) * findings sheet, GDT Interface, network