M4 Wireless Bluetooth Speaker

Perfectly portable-Mini wireless bluetooth speaker, lightweight and convenient to carry.
Bottom bass diaphragm design-Bottom bass diaphragm design, release HIFI level sound, bringing you extraordinary enjoyment.
Product parameters-True wireless stereo for series connection, 2 speakers can play in series. High quality chip, so that the audio transmission is stable and fast, the linearconnection distance can reach up to 10m/32.8ft.