Descriptions1. Bluetooth 5.0- Wirelessly connect to smartphones or tablets to the bluetooth speaker and take turns playing powerful stereo sound.2. Battery type :1200mah Lithium-ion Polymer 6-8 hours of playtime(varies by volume level and content)3. Take crystal clear calls from your HIFI speaker4. Fablic stripe Speaker Hoursing, unique and fashion style5. Portable design with hanging strip, perfect for outdoor, indoor, travel and carring6. Support FM Function, this speaker can help yo to seacrh the radio station7. Support Mico SD Card, this bluetooth speaker is not only a Bluetooth Speaker but also a MP3 Player8. With AUX Cable, this speaker can connected with TV, Computer, Laptops, Tablets, all kinds of Cell Phones which have 3.5mm Audio Port9. Built Intelligent energy-saving system, This Bluetooth Speaker will turn off automatically if disconnenct under Bluetooth Mode10. With mic for hands-free phone call function11. TWS Function- 360 Stereo Sound, specially designed with the TWS function for a room-filling stereo sound to provide 3D stereo surround sound.12. In a Word, this is not only Blutooth Speaker and also a perfect loundspeaker desivce, and at the same it's a MP3 Player, FM Radio, and A Wired Speaker SpecificationBluetooth Version: V5.0Built in Voltage: 3.7VFrequencey Response: 150HZ-20KHZPlay Mode: Bluetooth, AUX, TF Cards, USD Disk, FMSize: 75.5 X 75.5 X 161.6mmSignal-to-noise ratio: 90DBBattery Capacity: 1200mAHCharging Voltage: 5V/500mAPlay time: 6-8HOutput power: 10WPMPO: 20W Package Included1 X Bluetooth Speaker1 X USB Charge Cable1 X AUX Cable1 X Manual Instruction Bluetooth 5.0Provides greater wireless range and faster Bluetooth connection; connects easily with the Echo Dot, Echo Dot 3rd Gen, Echo, Echo Plus, iPhone 6, iPhone 7, iPhone 8, iPhone X, iPad, Samsung Galaxy 8, Samsung Galaxy 9, Samsung Note, Smartphone, Cellphone, Laptop, computer, Mac, and all other Bluetooth devices. Fast connection and stable signal, compatible with all Bluetooth devices. IPX5 WaterproofGreat for outdoor activities, no worry about rains. Hi-Fi stereo5W*2 big power horns, enjoy 3D stereo. Heavy BassWith two bass diaphragms on each side, vibrate when playing music. Hands Free CallBuilt-in noise canceling microphone makes you answer calls without reaching your phone. Plug And PlaySupport Micro SD Card, USB flash disk, AUX line in and Bluetooth Play. TWS FunctionHow to connect 2 speakers together?1. Turn on 2 speaker in the same time.2. Long press "M" button of one speaker till it connected, you will hear voice prompt. That means pair successfully.