?<strong>Features:</strong><br />Play music wirelessly via Bluetooth technology for smart phone， Pad， etc.<br />High fidelity music and clear conversation quality.<br />Mobile phone call can be answered or hang up.<br />Elegant and stylish in appearance， compact and portable.<br />With the holder beside the speaker fixed to the bike tightly.<br />Powered by rechargeable battery (charge via the USB cable).<br />Up to 3 hours working time and maximum 25-30 hours standby time.<br />Water resistant in favor of you enjoying music outdoor freely.<br /><br /><strong>Specifications:</strong><br />Color: Red<br />Splash-proof: IPX4<br />Bluetooth version: V3.0 + EDR<br />Speaker: 3W， 4┯<br />Charging voltage: DC 5V<br />Frequency response: 80Hz - 20KHz<br />Frequency: 2.402-2.480 GHz ISM band<br />Power supply: USB charging cable<br />Battery: Built in 400mAh， 3.7V Li-ion rechargeable battery<br />Charging time: 2-3 hours<br />SNR: 84dB<br />Data transmission rate: 2.1Mbps<br />Transmitting distance: Up to 10 meters (33 feet) in open area<br />Cable length: 31.5&#39;&#39;<br />Clip diameter: 3cm / 1.18in<br />Item size: 6 * 7 * 13cm / 2.36 * 2.76 * 5.12in<br />Item weight: 184g / 6.49oz<br />Package size: 17.9 * 12 * 9cm / 7.047 * 4.72 * 3.54in<br />Package weight: 303g / 10.68oz<br /><br /><strong>Package List:</strong><br />1 * Bicycle Speaker<br />1 * USB Charging Line<br />1 * User Manual ( English )