EWA A105 High Hidelity Bluetooth Speaker, Small Size High Power Bass, TWS Bluetooth Technology Support TF 1.Featured super bass give you high fidelity music enjoyment 2.Tws bluetooth interconnection technology 3.With the joy and happiness we share 4.Lasting 8 hours music play 5.Non-slip mat design the bass more prominent 6.Big power with small volume,redefine the super bass concept. 7.Dual-frequency deconding,support TF card,plug-and- play Bluetooth version: 5.0 resistance4.0 Power output: 8W Loudspeaker size: 45MM Battery capacity: 800mAh Noise canceling SN: 85db play time: 4-8 hours (100-50% volume), recharge: 2 hours support up to 32GB microSD card size: 6*6*4cm. weight: 168g packing list: 1 *A105 speaker 1 * USB charge cable 1* carry case 1* user manual