Great sound comes from this beautiful metal Bluetooth(R) speaker. It can be used for music, as a speaker phone, and has an auxiliary jack for plugging in non-Bluetooth(r) devices. Cords included are 27 and 18. Input: 3.7-4.2 V. Output: 3W. Battery type: built-in rechargeable Lithium polymer battery. Capacity: battery charging 5 V, charging time 2 hours (max), playing time 3 hours. Plug: USB and 3.5mm audio cable. Packaging: white box.