Sound Town 100-Channel UHF Rechargeable Wireless Handheld Microphone System with Built-in Effects, 1/4" Mini Portable Receiver for Karaoke, Events, Church, Meetings (SWM01-U2HH) - Walmart.com
President - ACUS600 Digimike Deluxe 6 Pin noise cancelling microphone with up/down channel selector.