Bluetooth speaker JBL XTREME 4, IP67, Black Unmanaged and when the temperature outside

and when the temperature outside drops - they get cold

NiMH/NiCd: 1-15 cells

Operating earphones has never been so easy

which can be called up and used for the current charge at any time with a few clicks

Bluetooth speaker JBL XTREME 4, IP67, Black Unmanaged and when the temperature outsideIP67 protection against dust and water Powerbank function Replaceable battery 10000 mAh, charging time 3. 5 hours. Lasts up to 24 hours of music listening time Speakers stereo 2 x 20mm tweeters + 2 x 70mm buffers Output power 2 X 30W RMS woofer, 2 X 20W RMS tweeter (on cable) Output power 2 x 20W RMS woofer + 2 x 15W RMS tweeter (on battery) Frequency response 40Hz 20kHz Connectivity Bluetooth 5. 3 JBL+ Conect function can be connected to up to 2