EY528 HeadMounted Headworn Microphone Single Ear Heavy Bass Headset with Screw Lock

Feature: 1. Using high?quality back?pole electret capsule, with higher sensitivity and input sound pressure, the sound is clear and accurate. 2. Ultra?small appearance, easy to clip on neckties, collars and clothes, not easy to attract attention when used, and strong concealment effect. 3. Can be used with any waistband wireless microphone and microphone power supply. 4. Suitable for lectures, TV stations, broadcast rooms, commentaries, guides, interviews and other case. 5. Lightweight design, comfortable to wear for a long time, with anti-sweat and dust-proof effects. Specification: Item Type: Head-mounted Microphone Material: Vacuum Tube Color: Beige Current: less than 0.5mA Signal to Noise Ratio: more than 56dB Weight: Approx.23g/0.8oz Monomer: Back Electret Type Directivity: Unidirectional Single Directivity Frequency Range: 50Hz-16KHz Sensitivity: -39dB+/-1dB/(0dB=1V/Pa at 1KHz) Output Impedance: 680 Ohm +/-30percent (at 1kHz) Working Voltage: DC 1.0V-10V Standard Power Supply: DC 1.5 V. Package List: 1 x Microphone1 x Fixed Buckle