[Pre Order - allow extra time] Samson Concert 288 Presentation Dual-Channel Wireless Microphone System with 2 Headset Mics & 2 Lav Mics (I: 518 to 566 MHz) For Two Presenters or Lecturers,2 x LM5 Omnidirectional Lavalier Mics,2 x HS5 Cardioid Headset...