Hutmtech SDY-019 Portable Super Bass Hi-fi Bluetooth Hands-free Stereo Speaker Music Player with MIC Alarm Clock FM Radio TF Card Slot USB Aux-in for iPhone iPad iPod Cellphones PC Mp3 (All Black) Bluetooth v3.0 Technology allows you to Connect wirelessly up to 35 feet away. . Easy to pair - No code/pin needed. 3.5mm AUX-IN: Can be connected with other 3.5mm-jack audio devices, such as cellphones, tablet PC, PC, MP3, MP4, etc., to let you enjoy wonderful music. Pure Sound&Surround Stereo ,Two powerful 40mm speakers and Enhanced Bass Resonator, Exclusive audio Integration Technology can improve sound quality and make the bass sound very soft, Built-in microphone for hands-free speaker phone calling and support incoming call number voice report.Built-in Rechargeable Battery for up to 8 hours of playtime With FM Radio and clock and alam function. Support Micro SD Card and TF card insert and play, Standard audio input port on the back for non-Bluetooth music players.Support MP3, WMA, WAV, APE and FLAC format High-Definition Display : Can display Alarm Clock , battery status , FM radio ;Learn all status is faciliate to use it enjoy music