Features<br><br>1, professional-in-one wireless Bluetooth speakers, easy to operate.<br><br>2, Bluetooth V2.1 + EDR function BK programs.<br><br>3, Set the charging / audio input to an interface, the product looks more concise.<br><br>4, built-read high-capacity TF card reader can read all memory cards 64GB or less.<br><br>6, high-quality sound effects, signal to noise ratio can reach more than 90DB.<br><br>7, remote control function (mode conversion, play / pause; volume addition and subtraction, set-in-one)<br><br>8, low power consumption, use a class D amplifier, long playback time, the Bluetooth standby current of less than 20mA.<br><br>Weight:63g<br><br>Size: 180mm (h) * 50mm (φ)<br><br>Bluetooth specification: BK Bluetooth chip + JL (Jerry reader master); Bluetooth version: Bluet00th <br><br>V2.1 + EDR<br><br>Bluetooth protocol: OPP, OBEX, SPP, A2DP, AVRCP, FTP, HSP, DUN, PROFILES<br><br>Wireless transmission range: <10M<br><br>Sensitivity:-90dbm0.1%BER<br /></p> <br /></p><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/57398994b383a9593b1a89f0-1-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/57398994b383a9593b1a89f0-2-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/57398994b383a9593b1a89f0-3-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/57398994b383a9593b1a89f0-4-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/57398994b383a9593b1a89f0-5-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/57398994b383a9593b1a89f0-6-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/57398994b383a9593b1a89f0-7-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/57398994b383a9593b1a89f0-8-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/57398994b383a9593b1a89f0-9-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/57398994b383a9593b1a89f0-10-original.jpg" alt=""width="800" noproxy><p style="text-align: center;">