20W HiFi Wireless bluetooth Speaker 4400mAh DSP NFC Bass Stereo TF Card AUX Portable Subwoofer Speaker

Features: 1. bluetooth 4.1 wireless audio link, which can connect to bluetooth with bluetooth-enabled mobile phones and electronic devices. 2. bluetooth music control function, long distance wireless transmission. 3. Support NFC connection, which can play music stored on your smartphone or tablet wireless. The NFC function can be used for automatic instant matching, which is very convenient to use. 4. Support TF Card AUX-in play method. 5. 1.75in woofer speaker, 2.0 channel + low frequency booster, sound quality is steady and powerful, restore the sound effect. 6. DSP power amplifier system, to avoid noise and interference from the source, to restore the real sound 6. 4400mAh battery capacity for which it can work for a long duration. 7. Mini size for easily carrying outdoor. Specifications: Color: Black Function: bluetooth/NFC/AUX/TF(up to 32G) RF Range: 10-15m Charging Input: DC-5V Output Power: 20W Battery Capacity: 4400mAh Frequency Response: 60HZ-20KHZ Sound to Noise Ratio: 85dB Size: 28.5x4.8x5.8cm/11.22x1.89x2.28in Package Included: 1 x bluetooth Speaker 1 x USB Charging Cable 1 x Audio Cable 1 x Instruction