Function: support Bluetooth connection, hands-free call, TWS series connection, TF card, USB, FM radio, AUX; Bluetooth version: Jerry solution, Bluetooth 5.0; Speaker specifications: A full-frequency speaker 52mm 4 5W * 1; Transmission Distance: straight line distance is 15 meters without shielding; Battery capacity: product A new dual protection 1200mah; Input: DC 5v 0.5-2A; Charging time: 3-4 hours; Playback Time: 6-8 hours (medium volume);
