Yuniroom Portable Bluetooth Wireless Speaker Super BASS Stereo Sound Travel Speaker for Smartphone Tablet _Color Silver_

Features: 100% Brand New And High Quality Compatible with smartphone, various laptops above bluetooth v2.1 Compatible with Windows/Android/iOS operation systems Wireless connection, since this speaker is bluetooth-enabled, it supports wireless connection and saves you from tangled wires. Support TF card maximumly up to 32G(TF not included) 360° surrounding stereo sound performance, integrated with super bass and high pitch Built in large battery of 600mAh, recharged by USB power Built in noise reduction handsfree microphone for clear and smooth communication With reset hole and charging indicator Specificaion: Bluetooth: 4.1 Effective Distance: 10M Power-off memory: support (Memorize the volume and song) Audio Format: MP3 TF Card: support 32GB(not included) Work Voltage: DC 3.7V-4.2V Speaker: Speaker: ?40 Power: 4?3W Response Frequency: 20Hz-20KHz Battery: Play Time: about 8h Standby Time: 72h Charging Time: about 2h Limited Charging Voltage: DC 5V Charging Current: DC 500MA Size: 83mm x 80mm x 34mm Color: Black | Gold | Silver | Rose Gold | Blue | Red Note: Please allow slight 1-3cm difference due to manual measurement and a little color variation for different display setting Package Includes: 1 x Bluetooth speaker 1 x Charging cable