Hi, Anyone got any comparative knowledge about this blink switch: http://inclusive.co.uk/catalogue/acatalog/eri_fibreoptic_eyeblink.html <http://inclusive.co.uk/catalogue/acatalog/eri_fibreoptic_eyeblink.html> I'm going to get it since it is mounted of a head band (required for my client), but thought i'd check if anyone has any advice? Cheers Simon Clinical Scientist ACT 0121 627 1627 ex 53245