* Built-in 18650 battery capacity: 1800mah

* Power supply voltage: 5V

* Power output: 2*10W

* Horn: 2*65mm 4 Omega 10W external magnetic

* Frequency response: 100-18Khz

* Bluetooth solution: Part 5.0

Support Bluetooth 5.0 + Music and phone playback + Self-timer

The volume can be controlled by the keys.

Shipping instructions,

Speakers play for 90-120 minutes

Support TF card, U disk

Super bass

Audio cable and USB power cable in one

FM Radio: 88-108

Color: Black, Red, Blue, White, Green, Yellow

Total weight: 21.5KGS

Box size: 21.8*9.6*10.4cm

Carton size: 52*48.5*48.5cm

Quantity: 20 pieces

MOQ: 1 piece

Certification: CE, FCC, Rohs

Warranty: 1 year