●Integrated network audio decoding, digital amplifier and speaker.
●High-fidelity speaker and stereo class D power amplifier.
●Loop detection function, which can remotely monitor the working status of the speaker.
★The sound detection and sensing system uses the spectrum analysis method to detect the sound generating unit and detect whether the speaker speaker paper cone unit is normal (non-power amplifier).
★Built-in identification card system and data backup and self-recovery system, support all configuration information backup and automatic restoration of configuration information of the speaker.
●Remote update of terminal support service software.
●Standard RJ45 network interface, which can be accessed where there is an Ethernet port, supports cross-network segment and cross-routing.
●Automatic power-off without signal, automatic opening when there is signal, support service software to adjust the volume.
●Unit combination: speaker unit 6.5 inches + 20 core silk membrane tweeter
★ Interface: DC12V1A power × 1, RJ45 network port × 1, IC card slot × 1
●Peak power: 28W
●Sensitivity: ≧80db
●Distortion: <2%
●Signal-to-noise ratio: ≧70dB
●Frequency response: 120Hz~15KHz
●Silent period of power amplifier without signal delay: 1 second
●Effective projection angle: ≧85°
●Effective projection distance: installation height 2.5~3.2 meters, projection distance 15 meters
：Building 3, Baizhong Creative Park, No. 240 Shilian Road, Panyu District, Guangzhou,Guangdong，China
：+86 13928186280（Same WeChat/Whatsapp account）
：+86 20-34702140 
