bluetooth version: v4.0
transmission distance: about 10m
input: dc 5v, 1a
battery capacity: 3.7v/ 4000mah(built-in, rechargerable)
charging time: about 6 hours
speaker unite: 4ω5w
lighting power: 2.4w
frequency response: 50hz ~ 20khz
bluetooth frequency: 2.4ghz – 2.8ghz
bluetooth protocol: a2dp1.2
interface type: micro usb, tf card slot, 3.5mm audio port
function: bluetooth/ tf card(not include)/ 3.5mm audio music play, fm radio, alarm clock, time/ date settings, timer setting, hand-free call, lighting adjustment
size: approx. 10×17.5cm/3.94×6.89''
led screen tells the time and the alarm clock.
Short press the top of the speaker, have 3 levels of brightness.
Long press the top of the speaker, have 7 color changes including.
Led lights reacting slow & fast to the beat depend on your music