CassetteDuplicators: 1, 2 & 4 Modes, Hi-Speed & Economy * Recorders: Digital & Tape* Microphones * * * 2 Mode Duplicators : Microcassette to Standard Cassette & Standard to Standard... normal Speed. * * * Microcassette to Microcassette Duplicators Model QP-SS4A: Duplicates Micro to Microcassette up to 8X Normal Speed. Economy Model: QP-CC2A Duplicates Micro... to Microcassette 1 copy 2X Speed. * * * 4 Mode Duplicators: Micro to Standard, Micro to Micro, Standard to Standard, Standard to Micro Model QP-IS4SC4A: Duplicates in all 4 Modes w/quick...