VivoLink VL120004 - Specification

Mini Digital Amplifier
2: The bracket [ ] is not included to the RS232 commands.
3: Any dot “.” after the letters is part of the commands.
Example 1:
Switching the input 2 to the line out, RS232 command is: [2A1.]
Example 2:
Turning up the volume of line audio, RS232 command is: [603%]
Example 3:
Preset the MIC volume to “21” degree, RS232 command is: [521%]
Example 4:
Checking the working status of VL120004, RS232 command is: [600%]
6. Specification
Audio Input
Audio Output
Input
2 stereo audio,
1 MIC
Output
1 amplifier,
1 stereo audio
Input
Connector
2 RCA
1 3.5mm jack
1 pluggable terminal
block (3P,3.81mm),
Output
Connector
1 3.5mm jack
1 pluggable terminal
block (4P, 5.08mm)
Input
Impedance
>10KΩ
Output
Impedance
50Ω/stereo,
4~8Ω/Amplifier
Audio General
Frequency
Response
20Hz ~ 20KHz
CMRR
>70dB@20Hz~20KH
z
SNR
80dB at maximum
output
Bandwidth
20Hz ~ 25KHz
Stereo
Channel
Separation
>75dB@20Hz to
20KHz
THD + Noise
1%@1KHz,
0.3%@20KHz
at nominal level
Voltage Gain
32dB
Power Output
2x20 Watts (4 Ohms)
Control Function
RS232 Control
3-hole phoenix
connector
Panel Control
Optional button
control
IR Remote
Optional IR remote
12