"Overviews: W-KING S7 Portable NFC Wireless Bluetooth 4.0 Speaker features unique rugged square design， support multiple perspectives， is very popular by most people. Made of world's top materials with Splashproof&Shockproof&Dustproof&functions. High-definition sound quality， built in full range loudspeakers， will bring you wonderfull music enjoyment. The built-in 1500mAh rechargeable battery enables a breakthrough 8-10 hours of playtime so you can jam through a full day and it only takes 3-4 hours for you full charge the speaker. Latest Bluetooth 4.0 Technology - Connect your device in 3 seconds. NFC technology - Tap-to-pair with NFC technology for easy and instant connection (If your bluetooth audio device has NFC function). So fashionable， stylish and unique design with excellent sound quality effect speaker by the lowest price， you worth it! Brand: W-KING Model: S7 Material: Plastic Quantity: 1 Shade Of Color: Army Green Specification Bluetooth Handsfree: Yes Bluetooth Version: V4.0 Operating Range: 10m Total Power: 3W Channels: 1.0 Interface: 3.5mm /USB 2.0 Microphone: Yes SNR: 68db Sensitivity: 80db Frequency Response: 2.4GHz-2.48GHz Impedance: 4ohm Applicable Products: Radio Tuner: Yes FM Frequency: FM78.8-FM106.1 Supports Card Type: TF Built-in Battery Capacity :1500mAh Battery Type: Li-ion battery Music Play Time: 8-10Hours Plug Specifications: USB Power Supply: 3.7V DC Product Features: Unique Rugged Square Design with Splashproof&Shockproof&Dustproof& functions make it suitable for outdoors and shower. Small and lightweight;with the lanyard， fits easily into your bag or pocket for on the go use，just set your hands free， making your travels more convenient. Featuring a large speaker cavity for excellent sound， this tiny but powerful speaker can fill any room with rich audio and clear and crisp music. The built-in 1500mAh rechargeable battery enables a breakthrough 8-10 hours of playtime so you can jam through a full day and it only takes 3-4 hours for you full charge the speaker. Included USB charging cale， it can recharge from your laptop， desktop， or powered USB hub Connect with any bluetooth-enabled device (Bluetooth 4.0) or just plug in with the traditional audio cable to start your tunes. NFC technology - Tap-to-pair with NFC technology for easy and instant connection (If your bluetooth audio device has NFC function). Packing list: 1 x Bluetooth Speaker 1 x USB Power Cable 1 x 3.5mm Audio Cable 1 x English & Chinese User Manual" Notice:If you need large quantities or donot find the products you need in our store， please conduct us for the ones you need. Since we have lots of products donot display on our store yet， we always offer best quality with very competitive price for you! Thanks!Note about the delivery (please read before ordering ):1. The Express is The China Post Ordinary Small Packet Plus，(without tracker number)， that means the tracking NO we gave you is not valid ，you can't get the tracking information from the website. But in this way， it can save your money. 2. If you select China Post Air Mail， then， it is registered mail， you can get the tracking information of your goods. However， you should pay the additional fee cause the Post Agency will charge us more for the tracking information. 3. The shipping time to many country normal is 15 - 45 working days( Russia and Brazil 30- 60 working days) If you need follow the tracking information， and have a little worry about the tracking information， so you'd better choose China Post Air Mail.Or your order's amount is over 7$ ，we will send it via China Post(with tracker number). However， Please do trust us. You will get the package in time. 4. If you did not receive the goods in 60days，we will 100% refund your payment.