Brand new in box Divoom’ Pixoo-Max customizable Pixel Art signboard. PRODUCT DETAIL Dimensions: 172.8L x 172.8W x 19H mm Weight: 495g Frequency response: 100-20KHz Signal-to-noise ratio: ≥78dB Playback time: up to 10hrs Battery capacity: 5000mAh Battery voltage: 3.7V Wireless range: up to 10 meters/33 feet Bluetooth compliant: 5.0 Visit the site for more specifics and demonstrations: https://divoom.com/products/divoom-pixoo-max?gad_source=1&gbraid=0AAAAABaN6qoi4JbFJ5OKd6IMll1APVra0&gclid=CjwKCAjwte-vBhBFEiwAQSv_xWT996r1Q6n-jQoeaGkFwJqd8Ww4cH3uMPfmeKH6JyKBs-dK9WOrMhoC0vgQAvD_BwE