- Model: ET-3100<br />- Color: Black<br />- Plastic material housing<br />- 1.3" LCD display (red / green backlit)<br />- Tuning items: Chromatic + Bass + Guitar + Violin<br />- Signal receipt method: Mic or clip<br />- Tuning range: 0A~7C<br />- A4 Frequency: 430~450Hz<br />- Tuning accuracy: +/- 0.5 cent<br />- Tuning mode: Auto<br />- Easy to attach on your instrument<br />- Powered by 1 x CR2032 battery (included)<br />- Comes with Chinese / English user manual<br /><br />                                                                                                                                Dimensions: 1.97 in x 1.77 in x 0.51 in (5.0 cm x 4.5 cm x 1.3 cm)<br />Weight: 1.66 oz (47 g)<br /><br />