Matrix X-spdif 2 Manual page 15

Technical specifications
● Power supply specifications
USB bus power supply: 5V/500mA
External power supply: DC 6~9V，≥800mA
Power supply port: outer diameter 5.5mm; inner diameter 2.1mm (+ for inner,
- for outer)
Note: Don't connect to the power supply with a voltage above 9V, or will cause
damage.It will auto disconnect USB bus supply after connected to the
external power supply.It needs to connect to the external power supply when
using mobile phone or pad which USB port with low current output.
● Boundar y dimension: 133 x 142 x 38 mm（L×W×H, including protruding parts)
● Weight: 1.1kg
For purpose of improvement design and specifications are subject to change
without notice.
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