HyperPS JCBL01 3D HD Bluetooth 4.0 Wireless 5W + 5W Speaker with Passive Sub Woofer for 12 Hours Music & Hands-Free Calling, Built-in Mic, 3.5mm Audio AUX Port, Tf Card, FM Radio, Clock/Alarm (Black) 3D surround crystal clear sound strong bass & passive sub woofer on both ends with 5W + 5W HD loud speakers & 2 x 50mm premium driversfor both active outdoor and indoor use Built-in 3.5mm audio line in and 1800mAh rechargeable battery allows JCBL01 to connect to media devices WITH OR WITHOUT Bluetooth capability Bluetooth 4.0 audio wireless connectivity with seamless streaming, up to 12 hours of playback time & Hands-Free Calling, from 33 feets of distance, reproduces high definition quality sounds seamlessly FM radio (87.5MHz~108MHz): auto scan and save up to 16 channels (need to use with the AUX cable as antenna) LED display: Clock / Alarm / Volume / Bluetooth / Radio Frequency / AUX line in