 
					
				Dual network interface
1 or 4 CH audio signal output
Can play any auido signal from host
Two network connection ports, can work between different networks; Can play background music,emergency paging and alarm signal from the host; One EMC input, one EMC output.
◆ All-digital design, high fidelity and high speech transmission
◆ 1 channel / 4 channel audio signal output simultaneously
◆ Dual network interface, can expand to other network equipments
◆ DC 24V/100MA output and short circuit output, two output mode are controlled simultaneously
◆ 10M/100M self-adaptive network transmission
◆ Support the maximum 48KHZ, sampling rate 16Bit MP3/ WAV/PCM decoding
◆ Built-in watchdog function
◆ Customize network protocol interface
◆ Combined with forced plug input and linked output
◆ Local monitoring volume is controllable
| Item | Parameter | ||
| EMC parameters(EMC LINE IN port input) | M-6801 | CH1 rated output | 1V | 
| M-6804 | CH1, CH2, CH3 and CH4 rated output | 1V | |
| Input sensitivity | MAX | 250mV | |
| MIN | 4V | ||
| Effective frequency range of gain limit (±3dB) | 50Hz-20kHz | ||
| Signal-noise ratio (low pass 30kHz) | ≥70dB | ||
| T.H.D. (1kHz, 1/3 output voltage) | ≤0.1% | ||
| EMC LINK output | Equal to EMC LINE input (±10%) | ||
| Input dynamic scope | ≥26dB | ||
| Network decoding parameters (host machine MP3 input) | M-6801 | CH1 | 1V | 
| M-6804 | CH1, CH2, CH3 and CH4 rated output | 1V | |
| Distortion degree (1kHz -10dB/MP3) | ≤0.2% | ||
| Effective frequency range of gain limit (±3dB) | 50Hz-20kHz | ||
| Signal-noise ratio (low pass 30kHz) | ≥70dB | ||
| Alarm output (Host software control) | COM-24V output | 24V (≤100mA) | |
| COM-SC output | Short circuit (<1Ω) | ||
| Built-in monitoring power | 1.2W | ||
| Network | Dual network interface 10M/100M self-adaptive | ||
| Power supply | AC 180V-242V/50Hz | ||
| Power consumption | 12W | ||
| Product dimension (LxWxH mm) | 555x360x120 | ||
| Packing dimension (LxWxH mm) | 482x273x44 | ||
| Net weight (Kg) | 3.31 | ||

Professional Background Music System Designer and Manufacturer
Tel: +86 20 3939 0663
E-mail: sales@lyintl.com