Functional characteristics
1. Support full Netcom 4G access.
2. Supports 10M/100M adaptive network port access.
3. Microphone pickup (hardware reserved) is supported.
4. Support hardware watchdog design, the device can automatically restart if abnormal.
5. Support the function of automatic restoration of device power outage broadcast.
6. Report terminal parameters and status. You can query terminal parameters on the platform.
7.★ Built-in MP3/TUNER/ Bluetooth remote control function, with remote control distance up to 8 meters.
8.★ Five partitions independent volume control function, 5 partitions fixed voltage 100V power output, each partition can adjust the volume size and open and close.
9. Built-in high-fidelity professional analog power amplifier, with 60W constant resistance (4-16Ω) and constant voltage (70V, 100V) power output.
10.2 AUX and MIC input interface, with independent volume and high and low adjustable potentiometer control, support off network local paging function.
11.★1 EMC input port, input emergency alarm voice signal is through.
12.2 audio signal auxiliary output interface, extensible external power amplifier, standard lotus socket interface, wiring connection is very convenient.
13.★ Built-in priority function: network music, MIC1 microphone, EMC alarm, three signals can be freely set any signal priority through the dip switch, easy to use;
14. Built-in intelligent power management, no music or call, automatically cut off the power amplifier power, when there is a signal automatically open power amplifier power, support software programming pre-open power amplifier function.
15. Support mute intensity preset reduction function, support background accompaniment preset function; Support status indicator display, including level indicator, protection indicator, standby indicator, etc.
16. Built-in Bluetooth module. After connecting the device through mobile phone Bluetooth pairing, you can modify the configuration of device information, device volume, owning area, geographical location information, device running log, maintenance personnel and other information through the mobile phone APP.
17. Support geographical location information, can display the terminal location on the APP/ platform, and can directly navigate to the terminal installation location through the APP.
18. Support scanning code installation: You can complete the property configuration of the device (including the owning area, installation location, installation location picture, etc.) by scanning the two-dimensional code on the mobile phone APP.
19. Support automatic device status return function.
20. Support remote volume control, you can remotely modify the terminal volume.
Technical parameter
Network communication protocols: MQTT, UDP, TCP, RTMP
Grid chip speed: 10/100Mbps
Network standard: GPRS, CDMA, WCDMA, TT-SCDMA, FDT-LTE, TDT-LTE
Audio encoding format: MP3/WAV/AAC
Audio sampling, bit rate: 8kHz~44.1kHz, 16bit, 8kbps~320kbps
Rated power: 60W
Power consumption: 90W
Standby power consumption: < 10W
Frequency response: 80Hz ~ 16KHz (+1/-3dB)
Signal-to-noise ratio: MIC1, 2, 3:66dB; AUX1, 2:80dB
Total harmonic distortion: 0.5% at 1KHz, 1/3 output power
Mute function: The priority is adjustable from 0 to 30dB
Channel crosstalk attenuation: ≤50dB
Output mode: 4 ~ 16Ω constant resistance output, 70V/100V constant voltage output
Heat dissipation: After forced air cooling, the internal fan is started when the heat sink temperature is 55 degrees
Protection circuit: DC output, overload, overtemperature, short circuit protection circuit
Working temperature: 5℃ ~ 40℃
Working environment humidity: 20% ~ 80% relative humidity, no condensation
Input power: ~ 220V/50Hz
Weight: 7.00Kg
Size: 484x305x88mm
Material: Black aluminum panel, SPCC cold rolled plate case
