The DY31K Bluetooth Speaker Clock is a portable wireless player with LED light time display, hands-free call, loudspeaker, and FM radio. It features Bluetooth 3.0 for wireless connection up to 10m, 52mm mono speaker for HiFi sound quality, and a 2000mAh rechargeable battery for up to 6 hours of playtime. It also has a micro SD card slot, AUX port, and supports micro USB charging. The LED mirror screen displays FM radio and clock with a large screen size of 14.50 x 7.00 x 17.60 cm. It includes a 3.7V 2000mAh lithium-ion battery, charging time is 2-4 hours, and Bluetooth effective range is 10M. Package includes: 1 x DY31 Bluetooth HiFi Speaker, 1 x USB cable, 1 x 3.5mm cable, and 1 x English manual.