Note: 1. This is a condenser microphone. Insert a dry AA battery (not included) before use, ensuring correct +/- connection. Remove battery when unused for a long time to avoid corrosion. 2. Battery not included. Specification: Item Type: Microphone; Material: ABS, Metal; Colour: As shown; Frequency Response: 100 Hz-14,000 Hz; Impedance: 1,000 Ohm; Output Sensitivity: -65 +/-3dB (0dB=1V/Bar); Battery: 1 x AA Battery (not included); Cable: Approx. 6m/236in. Features: 1. 6m/236in long cable, suitable for meeting rooms, auditoriums, lectures, live recording, etc. 2. Tinned copper core prevents external interference, ensuring stable signal transmission and fast frequency matching. 3. ABS shell, precision processed, small size, sturdy, durable and easy to carry. 4. Lavalier style with sturdy metal clip for strong stability. 5. Approx. 6.35mm plug, suitable for signal connection between 6.35mm audio equipment. Package List: 1 x Condenser Microphone with Wire, 2 x Microphone Cotton, 1 x Clip