http://www.ebay.co.uk/itm/Tratec-co-axial-splitter-2-way-/131673058506?hash=item1ea8536cca:g:-k0AAOSwLVZVtP3y
Always try and get near enough the official Splitters and not a full range 5-2400mhz type as you could get bleed over from some other equipment, official splitters use only the 5-1000mhz frequency
something like this will be fine:Code:http://www.ebay.co.uk/itm/Tratec-co-axial-splitter-2-way-/131673058506?hash=item1ea8536cca:g:-k0AAOSwLVZVtP3y