SPECIFICATIONS Bluetooth Version : V5.1 Play Mode : bluetooth/tf card/aux/usb/coax/microphone Speaker Power : 15W*2 Charging Voltage : 5V/1A Frequency Response : 60Hz-18KHz Battery Capacity : 4000mAH Working Time : 4 hours Charging Time : about 4 hours Bluetooth Transmission Distance : 10M WHAT’S IN THE BOX: 1 x KT28 1 x USB to Type-C Cable 2 x Wireless Mircophone 1x User Manual
