Portable/Outdoor Bluetooth Speaker From Rockville, Rpb25, 40 Watts,, And Fm. TWS ? True Wireless Stereo The TWS function allows you to wirelessly connect 2 of these speakers together to give you stereo sound. This will give you a left and right channel which will give you true stereo surround sound. If you want amazing sound in your bedroom you can just put one of these on each side of your room and it will sound like you have a full surround sound speaker system. Product Features Includes: RPB25 Bluetooth Speaker. 3.5MM MP3 Cable. Micro USB Charging Cable. String for hanging. User Manual. Warranty Card Features: TWS True Wireless Stereo allows you to link 2 speakers together wirelessly. Rockville RPB25 40 Watt Portable/Outdoor Bluetooth Speaker w/USB+SD+Aux In+FM. 40 watts peak power. 15 watts continuous RMS. 360-degree sound dispersion technology. True 2 channel stereo sound delivers top-notch sound quality. Battery charges with included USB cable. 3.7V / 2000 mAH battery supports 10 hours of playback at 70 % volume. Charge time: 2.5 Hours. Extremely loud and powerful with industry-leading bass!. Bluetooth version. 2.1 with EDR (enhanced data rate). Bluetooth quick-connect technology pairs with your phone in 5 seconds. A2DP audio streaming with 32 foot max Bluetooth range. Automatically remembers and syncs with previously synced devices. Playback Controls - Play, Pause, Skip Forward, Skip Back, Volume Up, Volume Down. Will control next song, pause, play on popular apps like Pandora, Spotify, Youtube, and others. The built-in mic allows you to speak through the device so you can make and receive phone calls hands-free. Compatible with any Bluetooth devices such as iPad, iPhone, Laptops, Android phone, other cell phones, iPods, other Bluetooth MP3 Players. Material: ABS, Rubber + metal grille. Input power Input: DC5V/500mA. Plays back SD cards up to 32 GB. Plays USB thumb drives up to 32gB. 3.5MM aux input (aux cable included). Built in FM radio with auto scan. Dual 2? inch drivers with 42 gram magnet, rubber surrounds, and high excursion. Handle enables you to carry the speaker easily. No distortion can be heard even at top volume. Distortion: Less than 1 %. Professional voice conformations. Auto turn off after 15 minutes of no music to conserve battery life. Frequency Response: 50HZ ? 20KHZ. Signal to noise ratio: 85dB. Unit weight: 0.84 pounds. Dimensions of Unit (inches): 2.76? L x 2.68? W x 7.76? H. Shipping Weight: 1.52 pounds. Shipping Dimensions (inches): 10? x 4.96? x 4.06?. 90 Day Money back guarantee! Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!