M2 Stereo Bluetooth Subwoofer Loud Boat TV Home Theatre Wireless Bluetooth Speaker Filter-Wireless Mice 40HQ: 2426 cartons * 50

40HQ: 2426 cartons * 50 pcs = 121300 pcs

40HQ: 1339 cartons * 20 pcs = 26780 pcs

40HQ: 1511 cartons * 2000 pcs = 3022000 pcs

Normal volume playing time: 3 hours

Adopt metal materials

M2 Stereo Bluetooth Subwoofer Loud Boat TV Home Theatre Wireless Bluetooth Speaker Filter-Wireless Mice 40HQ: 2426 cartons * 50Features 1. 2 x 5W double horn full screen range, double pronunciation unit, bass and surround sound reverberation match, let you listen to music in person. 2. Wireless BT transmission, using 5. 0 upgrade chip, stable and fast transmission, effective distance of 10 meters, high fidelity sound quality, restore music scene. 3. Built in 2200mAh large capacity battery, fast charging, long voyage, can be used continuously for about 8 hours. 4. Support BT