• Sweat and Dust-Proof Made Primarily for Indoor and Outdoor professionals
• Designed for Use on Stage, Houses of Worship, Lecturers and Other Applications Requiring Minimum Microphone Visibility with hand-free Operation
• Sweat-proof Design Provides Long Hours of Active Use
• Compatible with Shure Body Pack Transmitter
• Back Electret Condenser, Omnidirectional

AVL634 Professional Tan Headset Microphone with mini 4 pin XLR. With a 2.5mm capsule diameter and the ultimate in low profile, high performance vocal pickup omnidirectional condenser headset microphone.(Body Pack Transmitter not included)
Frequency : 20 Hz - 20,000 Hz
Sensitivity : - 60 dB +/- 3dB
Impedance : 2,000 Ohms +/- 30% (at 1 Khz)
Color: Tan-color
Operating Voltage : 1V - 10V DC