1.Outdoor/Shower Speaker. IPX5 waterproof design makes it safe and convenient for all kinds of outdoor activities even in a rainy day. Use it in a bathroom to enjoy wonderful music when bathing.<br /><br />2. High Stereo Music. Powered by a high quality 5w audio driver・ this speaker delivers balanced・clean sound with satisfying bass. Allow 10 hours music time at the volume of 70% for ultimate fun.<br /><br />3. FM Radio. Boasting its built-in digital FM radio tuner・ this waterproof speaker can scan channels automatically with one button. FM range: 87.5MHZ-108MHZ. Note: The FM radio quality is related to local FM signal and  some on-site interference.<br /><br />4. Alarm Clock. With a backlit LCD display whose brightness can be adjusted to suit different environment・ it can be used as a clock to show time. Set a special time to give your a friend hint・never worrying about missing important date. Note: Under FM mode・ the time setting function is unavailable.<br /><br />5.Bluetooth V4.0. Allow 33ft wireless transmission range and compatible with most Bluetooth-enabled audio devices. The built-in strap will be a great bonus for its portability.Take your tunes to go.<br /><br />Specification:<br />Bluetooth Version: Bluetooth V4.0<br />Bluetooth Profiles: A2DP・ AVRCP・ HFP・ SPP・ BAS・ DIS・ FMP・ HRP・ HRS・ HTP・HTS・ IAS・ LLS<br />Maximum Wireless Transmission Range: 10m (in open space)<br />Frequency Response: 100Hz-20KHz<br />Working Voltage:3.7V<br />Charging Voltage: