Amazon offers its Prime members the Pyle-Pro Moving Coil Dynamic Handheld Microphone, model no. PDMIC58, for $8.50 with free shipping. (Non-members can spend $35 to qualify for free shipping; otherwise, shipping adds $6.18.) That's the lowest total price we could find by $3. It includes a 15-foot 5.5mm microphone cable and XLR input.
Groupon cuts up to 73% off a selection of new and refurbished home theater items, as listed below. Plus, they all qualify for free shipping. With items starting from $64.99, that's the lowest total price we could find by at least $3 and as much as $35. The deals, with expiration dates noted: