Features: - Professional UHF Conference Microphone System - Desktop, Tabletop Office Microphone Style - Includes (8) Tabletop Goosenecks Mics - Multi-Channel Selectable Frequency Setting - Hassle-Free Audio Operation - Simple Electric Plug-in Design - Independent Channel Volume Adjustment - Extended Wireless Operating Range - Mobile Anti-Interference Cartridge - Low Distortion Condenser Mics - LED Audio Signal Indicator Lights - Used for Home, Office, School & Business Applications What's In The Box: - Microphone Receiver Base - (8) Wireless Conference Table Mics - (16) ‘AA' Batteries - Foam Mic Windscreens - Removable Receiver Antennas - Audio Connection Cable - Power Adapter Microphone Receiver Base: - Front Panel Receiver Audio Control Panel - Digital LCD Display with Channel & Frequency Readout - Independent Channel Volume Adjustment - (8) XLR (3-Pin) Balanced Output Connectors - (2) 1/4'' -inch Mixed Output Jacks - Power ON / OFF Switch - Rack-Mountable System Compatibility - AF (Audio Frequency) & RF (Radio Frequency) Indicators - Total Receiver Size (L x W x H): 18. 9'' x 7. 8'' x 3. 9'' -inches Gooseneck Microphone Transmitters: - Universal Desktop Conference Meeting Mics - Digital LCD Display with Frequency Readout - Adjustable Transmitter Volume Control - Convenient Flexible Gooseneck Positioning - Battery Level Indicators - Mute Button Function - Battery Operated Table Mics, Require (2) x ‘AA' Batteries Each, Included - Total Gooseneck Mic Size (L x W x H): 6. 85'' x 4. 45'' x 1. 91'' -inches (Each) Technical Specs: - Microphone Receiver Type: 8-Channel - Desktop Mic Type: Tabletop Gooseneck, Condenser - Audio Signal Transmission: UHF (Ultra High Frequency) Band - Wireless Operating Range: Up to 165'+ ft. - Oscillation: PLL Synthesized - T. H. D. : 70 dB - Rack Mount Size: 2U, Standard - Power Cable Length: 3. 28' ft. - Power Supply: 120/240V (13-15V Power Adapter) - Receiver Base Size (L x W x H): 18. 9'' x 8. 8'' x 3. 8'' –inches