Jailed Khalistani leader Amritpal Singh, who is contesting from the Khadoor Sahib seat in Punjab as an Independent candidate, has been allotted 'mike' as poll symbol. The chief of 'Waris Punjab De' outfit is lodged in Dibrugarh jail in Assam under the National Security Act. All the 328 candidates contesting Punjab's 13 Lok Sabha seats have been allotted poll symbols.