Features:<br>Golden clamp specially used for violin series, dulcimer and wind instruments.<br>Pinch the golden clamp on the edge or bridge of instrument.<br>Standard 6.35mm/0.25in plug.<br>Lightweight and easy to use.<br>MIC acoustic pickup for solo, ensemble, drama, teaching, recording and so on.<br><br>Specifications:<br>Material: ABS<br>Color: Black<br>Pickup head: Electret condenser microphone<br>Frequency range: 50Hz--18000Hz<br>Working voltage: 1 piece of DC 3V 2030 battery (not included)<br>Working current: &lt;1mA<br>Item Size: 17 * 8 * 5cm / 6.7 * 3.1 * 2in<br>Item Weight: 111g /3.9oz<br>Package Size: 17 * 13.5 * 3.5cm / 6.7 * 5.3 * 1.4in<br>Package Weight: 159g / 5.6oz<br><br>Package List:<br>1 * Pickup<br>1 * User Manual (English &amp; Chinese)<br><br>Note:<br>The battery is not included.