Features:1. Stereo speakers, surround sound effect2. Use anti-magnetic chip and dual magnetic circuit design to avoid interference caused by electronic devices such as mobile phones and computers.3. Dual damping sound chambers, the magnetic force is stable and strong, and the bass is powerful and not loose.4. Full-range dynamic unit, three-tone balance, high restoration and low distortion5. Independent buttons, sensitive, convenient and fast6.RGB cool lighting creates atmosphere7. Three lighting modes can be switched and change with the music8. Metal mesh design, dustproof and dirt-resistant, protecting the speaker9. Bold and thickened material, more durableProduct parameters:1.Material: ABS+metal2. Functions: RGB lighting effects, dual sound units, multiple playback modes, filtering electronic noise3.Bluetooth version: 5.04. Effective distance: 10 meters5. Built-in battery: 2000mAh6. Playback format: MP3, WMA, WAV, FLC7. Support modes: Bluetooth connection/U disk playback/TF card playback/radio mode8. Interface type: USB9. Frequency response range: 100HZ-20KHZ10.Output power: 10W11. Signal-to-noise ratio: 85dB12. Speaker size: 52MM13. Speaker specifications: 4 ohm/5W (2 pcs)14. Operation mode: button15. Product size: 385 x 75 x 65mmSpecification: Package Weight One Package Weight 0.85kgs / 1.88lb One Package Size 40cm * 9cm * 9cm / 15.75inch * 3.54inch * 3.54inch Qty per Carton 30 Carton Weight 25.00kgs / 55.12lb Carton Size 54cm * 41cm * 47cm / 21.26inch * 16.14inch * 18.5inch Loading Container 20GP: 256 cartons * 30 pcs = 7680 pcs40HQ: 594 cartons * 30 pcs = 17820 pcs