TimeLink Technology 24GMWM 2.4G multifunctional wireless microphone User Manual
Shenzhen TimeLink Technology Co.,Ltd 2.4G multifunctional wireless microphone Users Manual
User manual
2.4G WIRELESS MICROPHONE INSTRUCTION
Using the ID code of encrypted digital transmission technology, modulation/demodulation process
using the full digital. Perfect exterior design, humane ways to wear, good acoustic sound
transmission, with a clear voice, strong anti-interference, versatility; Please read the User
Instruction before using this product.
MODE: JF-303A-E
Operation Instruction
·Within 3 meters from the receiver, put the Transmitter power switch on.
·
Transmitter Frequency will auto connected to the Receiver . (After connected, the Transmitter
lights changed from red and blue lights flash to blue light slow flash).
·After Connected to the same frequency then you can use wireless microphone now, the
Transmitter and Receiver effective wireless transmission distance is 10 to 15 meters,
Transmitter is slow flash a red light when electricity is insufficient, should be timely charging, it
can charged by a 5V 1A adapter or through PC USB port , during charging the red light
bright, red light dimmed after fully charged. Rechargeable battery can use 8-12 hours after
Charging 3-4 hours.
Features
·Small size and light weight: only 50g include battery. It is onvenient to carry, both clean and
hygienic and does not require special management. This is the most comfortable teacher
microphone system in the market now. Even if the speakers standing closed to speakers 1M, no
any squeaking.
·Environmental protection: ultra-low transmitting power, less than 1% electromagnetic radiation
of the telephone. A veritable "green wireless microphones”. Rechargeable lithium battery, In case
of avoid the disposable dry battery damage to environment.
·Anti-jamming performance: professional ID code encryption transmission technology, unique ID
code for each receiver, ID code up to a million, solves the traditional wireless microphone
frequency interference completely.
·Compatibility: the microphone can be use in all classrooms. Microphone can search frequency
automatically, users simply to complete synchronizes frequency with receiver in 2 meters by 1
second. Each teacher has a microphone, Convenient to carry, both clean and hygienic and does not
require special management.
·Big batteries capacity: working time more than 12 hours, Built-in with low-voltage alarm,
charging indicator and shutdown automatically the charge when fully charged.
·Multiple functions:wireless microphone, laser pointer, remote pointer.
Product Parameters
Transmitter Size 100*33*18MM Modulation system GFSK
Frequency range 2.4~2.4835GHz Sensitivity -38dBm(1%BER)
Frequency response 40Hz~16KHz THD ≤0.1%
Connection time <5 seconds Working distance ≤20m
Connect ID code, automatic connection lock Working time 8-12H
SNR ≥80dB Power supply mode 3.7V polymer lithium-ion battery
Product Configurations
FCC Statement
This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to part 15 of FCC Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This equipment generates and can radiate
radio frequency energy and, if not installed and used in accordance with the instructions, may
cause harmful interference to radio communications. However, there is no guarantee that
interference will not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or more of the following
measures:
--Reorient or relocate the receiving antenna.
--Increase the separation between the equipment and receiver.
--Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
--Consult the dealer or an experienced radio/TV technician for help.
This device complies with Part 15 of 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.
Note: The manufacturer is not responsible for any radio or TV interference caused by
unauthorized modifications to this equipment. Such modifications could void the user’s authority
to operate this equipment.
Any Changes or modifications not expressly approved by the party responsible for compliance
could void the user's authority to operate the equipment.
This device is measured RF output power is less than the SAR exclusion threshold value for
human head and body. Therefore, SAR test is not necessary.