User's Manual

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①

User

Manual

Model: 70T Transmitter

Change the Channel: Push and hold the LOCK button for 4 seconds after the

device is switched on. When the lock symbol disappears on the display, press +

or - button to change the channel. Push and hold LOCK button to lock the device

again or wait 10 seconds and the device will lock itself automatically. When

transmitter and receivers are in the same channel, receivers can listen to the

transmitter. Two transmitters can not be in the same channel in the same group.

Change the Microphone Volume : After push and hold the LOCK button to unlock,

push the SET button to change microphone volume. Level: 1 - 4.

Mute the Transmitter: Push and hold the MUTE button for 2 seconds. And the

volume indicating number on the display will flash. The green light on the device

will go out, and it is muted. Push and hold the MUTE button for 2 seconds to return

to the normal state.

Summary of content (5 pages)

PAGE 1
User Manual Model: 70T Transmitter Change the Channel: Push and hold the LOCK button for 4 seconds after the device is switched on. When the lock symbol disappears on the display, press + or - button to change the channel. Push and hold LOCK button to lock the device again or wait 10 seconds and the device will lock itself automatically. When transmitter and receivers are in the same channel, receivers can listen to the transmitter. Two transmitters can not be in the same channel in the same group.
PAGE 2
Model: 70R Receiver Change the Channel: Push and hold the LOCK button for 4 seconds after the device is switched on. When the lock symbol disappears on the display, press + or - two buttons to change channel. Push and hold LOCK button to lock the device again or wait for 10 seconds for the device to lock itself automatically. When transmitter and receivers are in the same channel, receivers can listen to the transmitter. Two transmitters can not be in the same channel in the same group.
PAGE 3
The bigger the number, the more unlikely the receiver signal will be interfered by another group’s transmitter, but the shorter the transmitting range will be. The normal value should be 3 or 4. Note: These products are one way wireless communication system. Widely used in the simultaneous interpretation, tour guiding, teaching, training, conferences, etc. One transmitter can talk in one group to numerous receivers.
PAGE 4
Specifications Transmitter Parameters Receiver Parameters Frequency: UHF Frequency: UHF Number of channels: custom made Number of channels: custom made Channel interval: 250KHz Channel interval: 250KHz Transmitting power: 16dBm(max) Receiving sensitivity: -100dbm Working current: 95mA Working current: 40mA Charging current: 400mA Charging current: 400mA Output interface: 3.5mm Input interface: 3.5mm Battery: 3.7V / 2500mAH Battery: 3.
PAGE 5
FCC Statement This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.