A reliable companion of the traveler and motorist with a unique level of reproduction of low sound frequencies for such miniature sizes. It fits any smartphones, laptops and tablets with support for music streaming. Unexpectedly bright and authentic sound. Ergonomic control of the hand function" the body needs to be slightly tilted and pressed against the plane. Included: charging cable, cable, convenient zipper case. 400 mAh battery lasts for at least 4 hours of listening to music. For the best sound in the room, we recommend placing the speaker on the not very thick wooden surfaces of shelves or coffee table. Thanks to the special design of the acoustic resistance panel along the perimeter of the bottom of the case and the well-sticking rubber ring, the wooden plane is literally a miniature acoustic device. If you plan to use the speaker as a hands-free device in the car, place it in the cup holder, with the bottom answer button to yourself from yourself). When you receive an incoming call, tilt the case slightly towards you and press down with a little effort. Output power: 3 Watts Frequency range: 100-17000 Hz Signal-to-noise ratio: 70 dB Version 2.1+EDR Operating time at medium volume: 4 hours Operating time in "hands" mode: up to 5.5 hours Recommended charger parameters: 5 Volts 0.5 Ampere more) When checking several identical wireless devices (headphones, etc.) from one phone, it is necessary to remove the previous paired device from the list each time before checking the next instance. Otherwise, the new device will simply not be recognized and will not be able to function. To remove a device from the list on your smartphone, tap on the circle icon, etc.) at the end of the name line and select "or device" from the pairing menu. After that, you can connect the next instance to be checked to the phone.