These Hand held Microphones will only be compatible with GTD-Audio G-622 Receiver. Frequency: 610Mhz -670Mhz, 100 Selectable Frequecies. The item “UHF Wireless Hand Held Microphone 100 Channels For G-622 GTD Audio” is in sale since Wednesday, September 12, 2012. This item is in the category “Musical Instruments & Gear\Pro Audio Equipment\Microphones & Wireless Systems”. The seller is “microphone-usa” and is located in Catonsville, Maryland. This item can be shipped worldwide.

• Brand: GTD Audio
• Model: 3322
• MPN: 184760
• Connectivity: Wireless