User's Manual

ManualsBrandsNingbo Promic Technology ManualsAudio systemsWS-series Wireless Audio System

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6. TROUBLESHOOTING

Issue Resolution

The unit does not power on. Hold the Power button for 2-3 seconds. If

the unit still does not power on, the unit

may need to be recharged.

The channel will not change. Check the back of the unit and make sure

the channel lock is set to OFF.

The walkie-talkie does not work. Check the back of the unit and make sure

the walkie-talkie function is set to ON.

The audio does not work. Check that the WS-T walkie-talkie switch

is set to OFF. Or if it is ON, make sure to

press the walkie-talkie button to transmit

audio.

On the receiver, the volume does not

increase sufciently.

Set the volume on both the transmitter

and the receiver.

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7. SPECIFICATIONS & FEATURES

System Specs

Operational Range Low TX Power / Low RX Sens.: > 100 feet **

Low TX Power / High RX Sens.: > 200 feet **

High TX Power / Low RX Sens.: > 200 feet **

High TX Power / High RX Sens.: > 300 feet **

** Line-of-sight required. Range may be much

lower due to obstructions and interference.

Frequency Response (Mic/Line Inputs) 100 Hz - 8 kHz +/- 3dB

THD + N% (Mic/Line Inputs) < 3 %

WS-T Transmitter

Transmitter Channels / Frequency

Range

16 channels

902 - 928 MHz

Power Requirements Uses 3.7 V / 1800 mAh Li-Ion battery.

Transmit Channels 1 Channel (Mono)

Output Power Low: 5 mW

High: 10 mW

Sensitivity (Mic Input)

50 mV

Sensitivity (Line Input)

250 mV

Usage Time > 8 hours

Battery Recharge Time < 7 hours

S/N Ratio > 60 dB

Product Dimensions

4” x 3” x 1.25”

Product Weight (incl. accessories)

5 oz

WS-R Receiver

Receiver Channels / Frequency Range 16 channels

902 - 928 MHz

Receiver Sensitivity Low: -85 dBm

High: -95 dBm