Cab Eco Friendly 2-in-1 Cork Wireless Charger and Cement Speaker Stylish 5 watt classic speaker with integrated wireless charging station made from concrete and cork. With Bluetooth 5.0 interface and 5 watt wireless output, you can easily recharge all your suitable devices and listen to your favorite music wirelessly, enjoying the premium audio quality the speaker provides. With powerful, rechargeable battery, hands-free function, and additional line-in. Specifications: -Bluetooth version: V5.0 -Bluetooth transmission distance: 10 meters -Loudspeaker output: 5W -Frequency : 100Hz -15kHz -Signal-To-Noise: ?85dB -Built-in Li-ion polymer battery:600mAh -Playback time (70% volume): 5hours - Coils?1pc - Input? DV5V-2A - Wireless Output?5W -Material: Cement+Cork -Dimension: 123.5*57*86.5mm/4.