Description:<br>IPX7 waterproof ，120 ma batteries，Distance:10 mCharging time: 1-2 hours，Noise reduction: CVC6.0，Frequency:15 -25 KHZ，Impedance:16 Ω，The horn size: Φ 8 mm，Sensitivity: 104 ± 3 db<br>Wire control operation: YES (with the exclusive software can custom button function)，Other facilities: NFC touch links， switch songs<br /></p> <br /></p><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56920aec61d6cf60866c032f-1-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56920aec61d6cf60866c032f-2-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56920aec61d6cf60866c032f-3-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56920aec61d6cf60866c032f-4-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56920aec61d6cf60866c032f-5-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56920aec61d6cf60866c032f-6-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56920aec61d6cf60866c032f-7-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56920aec61d6cf60866c032f-8-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56920aec61d6cf60866c032f-9-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56920aec61d6cf60866c032f-10-original.jpg" alt=""width="800" noproxy><p style="text-align: center;">