There are 3 Style speakers， pls read the ad carefully and choose the one you need.<br /><br />Style 1:<br /> This speaker has already not sold， there are two other speakers for you to choose from.<br /><br />The difference between style2 speaker and style3 speaker：<br />   style2：support FM Radio， SD Card， flashlight， built-in mic， waterproof<br />   style3:  support NFC， power bank， built-in mic， waterproof<br /><br />Style 2:<br />Specification:<br />Item Type: Bluetooth Speaker(without powerbank)<br />1.Support A2DP，AVRCP， Handsfree profile.<br />2.Bluetooth Version:V4.0+EDR Class 2 <br />3.Working Range:Up to 10metes <br />4.Dimension:180mm*63mm*63mm <br />5.Speaker:40mm <br />7.Loudspeaker Output:2*3W <br />6.Frequency Response:280HZ-16KHz <br />7.Signal-to-Noise: 95dB 10.Distortion:  0.5% <br />8.Battery Voltage/Capacity:1800MAH <br />9.Battery Charging Voltage:5V±0.5V <br />10.Battery Charge Time: 4hours <br />11.play time values for speakers :10hours <br />12.Standby time:200 hours<br /><br />Style 3:<br />Features:<br />1.Water resistant Ipx 4， dust proof， anti-scratch， shockproof， high temperature resistant waterproof bluetooth speaker.<br />2.Portable bluetooth speaker has NFC technology ( NEAR FIELD COMMUNICATION ) for easy and instant pairing， bring more intelligent， convenient， comfortable life. Compatible with most Bluetooth-enabled devices: including Apple， iPhone， and iPod， most Android devices and other smart devices for simple wireless bluetooth radio streaming.<br />3.Portable speaker is designed for pool side， beach， playground， camping， climbing， hiking， bicycle， BBQ party ， car， golf， school， birthday present， Christmas gift， thanksgiving day， Halloween etc.<br />4.Bluetooth computer speakers， built-in 3600mAh Power Bank， provides up to 10hr playtime and portable speaker allows for USB charging of your smart phones， tablets and all USB devices.<br /><br />Specifications:<br />Cabinet Material: Metal<br />Remote Control: No<br />Bluetooth Resolution: 4.0<br />Connection: 3.5mm auxiliary input/ Bluetooth<br />Water Resistance: IPX4<br />Output Power: 3W*2<br />Charging Output: 5V 1A<br />Frequency Response: 20Hz~20kHz<br />Battery Li-ion: 3.7V<br />Battery Capacity: 3600mAh<br />Audio input: 3.5mm auxiliary input and power connector<br />Power lndicator Light: Blue lights<br />Range: up to 33 feet<br />Weight: 440g