Features
● Dual-network redundancy design, able to work cross network segment● Able to be installed to any place where there is network.
● Built-in MP3 player, with USB interface and SD interface to play local program
● Independent execution of timing function without host
● Support maximum 48kHz sampling rate, 16 bit digital audio decoding
● Built-in 1×60W high fidelity digital amplifier, low power consumption
● Able to play background music, emergency paging and alarm signal from system host
● One auxiliary audio input interface, one auxiliary audio output interface, two MIC input interfaces, one EMC emergency output interface and one short circuit output
● Controllable volume and playing status of local output
● LED indicator to show signal status, working status and information change
● Support infrared remote control
● Could set priority of audio source through Network
Indicator item | Indicator | |
AUX IN | Input sensitivity | 300 mV±30mV |
Frequency response | 80Hz-16kHz(±3dB) | |
Distortion | ≦1% | |
Noise | 14mV | |
Signal-to-noise ratio | ≥77dB | |
AUX OUT | Input sensitivity | 1000mV±100mV |
Frequency response | 35Hz-20KHz(±3dB) | |
Distortion | 0.1% | |
Noise | 0.12 mV | |
Signal-to-noise ratio | ≥77 dB | |
Maximum output power of the built-in power amplifier | Single channel mode | 60W/160Ω |
Maximum harmonic distortion of the built-in power amplifier | ≦1% | |
MIC input | Input sensitivity | 3.5 mV±1mV |
Frequency response | 80Hz-16kHz(±3dB) | |
Distortion | ≦0.5% | |
Noise | 14mV | |
Signal-to-noise ratio | ≥77 dB | |
USB/SD /NET PlayMP3 | Input sensitivity | 100V±5V |
Frequency response | 8Hz-16kHz(±3dB) | |
Distortion | ≦0.4% | |
Noise | 14 mV | |
Signal-to-noise ratio | ≥77dB | |
Capacity of external U disk supported | 32GB | |
Voltage range of power supply voltage | AC110V/60Hz | |
Overcurrent, overheat, over-voltage and under-voltage protection | Support | |
Package dimension (L×W×H mm) | 350×260×110 | |
Machine dimension (L×W×H mm) | 252×195×56 | |
Net weight | 2.45kg | |
Gross weight | 3.3kg | |
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