Dual 4-inch Bluetooth Speakers Outdoor Karaoke Bass Column TWS Wireless Speakers Shock Subwoofer With Fm Radio TF AUX USB Box

New dual 4-inch Bluetooth speaker with Bluetooth / radio / Aux / USB / TF Card / MIC, dc-5v charging + haa2018 dual power amplifier, / microphone function, box function + charging management IC (4054), key volume + USB without boost, colorful lights without mode control, 18650 battery 3.7V / 1200mAh dual 4-inch speaker power: 8W * 2