Sudroid Mini Wireless Bluetooth Speaker USB Music Sound Box Subwoofer with Mic (support TF Card) White

Interface Type: USB Support: Bluetooth, TF card, USB, FM Radio, Line in It can support music formats: MP3, WMA, WAV, PE, FLAC Material: Plastic Supported formats: TF card (TF Card: support up to 8GB,U disk: support up to 8GB) Audio input:support mini USB audio input Audio output: support 3.5MM headphone output Operating voltage: DC 3.7V-4.2V Power:4?3W Frequency Response: 20Hz-20KHz Play time: about120 minutes Charging Time: 180 minutes Size: 61 * 61 * 62mm Net Weight: 159g Package includes:1 x Wireless Bluetooth Speaker