speakers bluetooth speaker outdoor bicycle fabric cloth mini portable boombox wireless stereo surround music player tf card for phone

battery: yes pmpo: 4w intelligent personal assistant: none power source: dc,battery remote control: no waterproof: no channels: 2 (2.0) audio crossover: full-range cabinet material: plastic communication: aux,bluetooth brand name:jielo support memory card: yes feature: none support app: no built-in microphone: yes frequency range: 20hz-58hz output power: 3w support apt-x: no voice control: no speaker type: portable playback function: mp3,none number of loudspeaker enclosure: 1 display screen