and hold the "+", "-", "mic" and "lock" keys at
the same time to turn it on. Power is divided
into high-end and low-end.
11.Signal light description: 1) When the
transmitter is speaking at the receiver, the
display light is green. Only when the
transmitter is speaking/muted, the signal light
has no color. 2) The charging status indicator
light is red and the full indicator light goes out.
Specifications
1.Working frequency: European regulations
823-832 /863-865MHz, channel number 12;
US standard 902-928MHz , channel number 25.
2.Transmitting power: European regulation 8
23-832 100 mW _ max, 8 63-865 1 0 mW max;
U.S. regulations 9 02-928 20 mW _ max
3. Working current: 160mA
4. Charging method: TYPE-C with adapter
(DC5V 500mA ) or charging box TT022
5. Working temperature: -10 degrees to 50
degrees
6.up to 280 m in an open visual environment
(different frequency bands may be interfered
with in different areas and the distance will be
shorter accordingly )
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