Description:1. Advanced Bluetooth audio decoding chip is adopted to support the connection of all Bluetooth devices;2. Portable detachable shoulder strap up to carry to anywhere.3. Mesh cover for protect speaker from water, dust, shock.4. 10W*2 big power with two bass diaphragms on each side, and right channel offer 360° stereo.5. Call function, noise canceling microphone makes you answer calls without reaching your phone.6. The tone is soft, clear and dynamic, with distinct layers;7. Support TF Card or misro SD Card up to 32G, support AUX, support USB 2.0 Disk.8. TWS function, you can conncect two speakers with one phone sync.9. Multiple flashing mode LED lights, lights can flash with the music melody; One click conversion10. 2400 mAh battery for up to 10 hours of playtime at 2/3 volume on a full charge.Specification:1. Bluetooth version: 5.02. Wireless transmission range: 10M3. Battery capacity: 2400mAh4. Charging Time: 2-3 hours5. Normal volume: About 5h6. Horn specification: 52mm x 27. Horn power: 4 Ω/ 5Wx28. Frequency response: 70Hz-20KHz9. Signal to noise ratio: ≧90dB10. Distortion rate: <1%11. Product size: 194.4x81x82mm12. Product net weight: 720g13. Color: Black, Blue, Red, Green, Camouflage14. Support: FM, TF card input, U disk input, 3.5mm audio inputPacking list:Bluetooth Speaker x 1USB Cable x 1AUX Cable x 1User Manual x 1Rope x 1Specification: General Certificate CE, ROHS Package Weight One Package Weight 0.72kgs / 1.60lb One Package Size 22.5cm * 8cm * 10cm / 8.86inch * 3.15inch * 3.94inch Qty per Carton 30 Carton Weight 22.50kgs / 49.60lb Carton Size 46cm * 41cm * 30cm / 18.11inch * 16.14inch * 11.81inch Loading Container 20GP: 471 cartons * 30 pcs = 14130 pcs40HQ: 1094 cartons * 30 pcs = 32820 pcs