LCD DISPLAY: The digital metronome is small and exquisite appearance, super bright backlight, LCD display, it can provide excellent visibility. TAP-FUNCTION: You can use the temp you have just tapped, test your ideal tempo or tempo of a track. Tempo: 30-280bpm. UNIVERSAL HEADPHONE JACK: The metronome is designed with 3.5mm channel headphone jack. Besides, you can easily change between TAP function and Metronome mode. ADJUSTABLE VOLUME CONTROL: Max/medium/min/mute. Multi-functional, can be used for all types of instruments. PORTABLE: The back of the digital metronome has the clip and the sling hole structure design, easy and convenient to carry and fix. Specifications: Material: Plastic Headphone Jack Diameter: Approx. 3.5mm/0.14in Weight: Approx. 30g Size: Appox. 6 * 3.5*1.5cm / 2.4 * 1.4*0.6in Color: Black Tempo: 30 to 280 BPM Beat Value: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 Volume Adjustment: Maximum Volume; Medium Volume; Minimum Volume; Mute Accuracy: 1/1000 Power Supply: 1 * 3V CR2032 Cell Battery(Not included) Package list: 1 * Metronome Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it