Portable bluetooth Speaker Stereo Column Powerful High BoomBox Bass Support FM Waterproof Outdoor Speaker

Features:  -A variety of flashing mode LED lights, lights can flash with the music melody, one key conversion, music melody can not only listen to but also see.  -bluetooth mode no connection, half an hour automatically shut down.  -Support FM radio, can directly search the listening area of the radio.  -Soft, clear and dynamic tone with distinct layers.    Specification:  Function: insert card, radio;  Applicable scenarios: car, desktop, fitness, outdoor, home, mobile portable, K song, live broadcast, square dance, broadcast system, outdoor lawn;  Speaker unit: 5W*2;  Certificate type: ROHS, CE certification;  Connection method: bluetooth connection;  Interface type: USB;  Frequency response range: 100HZ-20KHZ;  Output power: 5W;  Signal to noise ratio: ≥75dB;  Power supply mode: built-in lithium battery;  bluetooth protocol: 5.0;  Number of speakers: 2;  Effective distance: 10 meters;  Operation mode: button;  Shell material: plastic;  Appearance size: 74*74*196;  Product weight: 0.4