Feature: 1. Capacitance goose neck meeting microphone, dual power supply, more convenient to use, good sound quality 2. Gao Sensitive pickup hoe, effectively reducing noise, making your voice are more fluent and natural 3. Beautiful base design, exquisite workmanship, generous, combined with convenient and practical 4. 3‑pin audio output, corrosion resistant, stable socket, stable transmission, good performance 5. Applicable to multiple situation such as conference, live, education lecture, video chat Specification: Item Type: Wired Gooseneck Microphone Change Mode: Capacitive Directivity: Cardioid Pointing Sensitivity: 38dB Frequency Response: 40Hz-16KHz Output Impedance: 200Ω Pickup Distance: Approx. 20-60cm/7.9-23.6in Battery Specifications: 2 x AA Batteries (Excluding) Plug Specification: US Plug Voltage: 100-240V Package List: 1 x Wired Gooseneck Microphone 1 x Base 1 x Shield 1 x Card 1 x Audio Adapter 1 x Power Cable Note: Shipped without batteries How to use: 1. Connect the microphone with the base 2. Mount the battery in the base of the base 3. Card simultaneous connection of the base and amplifier equipment 4. Open the switch on the base to use