Wireless bluetooth Speaker Subwoofer Super Bass Stereo Loudspeakers For Tablet Cellphone

Specifications: Power: 10W Color: Carbon fiber black Size: Approx. 16x8x8cm/ 6.3x3.15x3.15'' Power supply: DC 5V Frequency range: 90Hz-20KHz Playback time: About 8 hours Charge time: About 2 hours Battery: built-in 1200 mAh battery Number of channels: 2 channels Connection: bluetooth 4.2 Support TF Card: Maximum support for 32GB expansion (TF card not included) Effective transmission distance: 10m / 30ft Compatibility device: Mobile phones, Tablet, Computer Features: 1.bluetooth version: 4.2 + EDR. 2.support TF card to play MP3 music. 3.Intelligent voice operation prompts. 4.Supports audio input. 5.Support USB connection to the computer to copy the file to the TF card. 6.Class D digital amplifier, low power consumption; save more peace of mind. 7.Dual channel, stereo, sound more perfect. 8.Built-in bass system, bass more shocking. 9.Up to 8 hours can be played continuously . 10.2 Horns +2 Diaphragm 11.Suitable for home, travel, sports, leisure, entertainment, learning and so on. Package Included: 1 x bluetooth Speaker 1 x USB Cable 1 x User Manual