RETEKESS TT122A Wireless Transmission System User Manual

RETEKESS TT122A Wireless Transmission System

Buttons and Functions

This product permits one person to speak to countless people at the same time in a long-distance without interference.(Only the transmitter sends the signal to the receivers)

LCD Display ****

Operation Instruction

1. Step 1: Turn on the transmitter/receiver Long press the Power On button for 3 seconds to turn on the transmitter/receiver, the signal battery level, volume and channel icons will be shown on the LCD display (The signal icon appears only when the receiver and transmitter in the same channel).

2. Step 2: Insert microphone/earpiece Insert the microphone to the MIC jack on the transmitter, and insert the earpiece to the Earpiece jack on the receiver.
   Note: DO NOT insert Microphone/Earphone wrongly into the charging port to avoid damage to the charging pin inside.

3. Step 3: Adjust Volume Press the Power Button []when the VOL icon appears on the display, press the Up Button [ to tum up the volume, and press the Down Button []to turn down the volume. There are 10 volume levels of the transmitter and receiver.

4. Step 4: Set the Channel By Manual Press the Power Button []when the CH icon appears on the display, press the Up Button []or Down Button []to select the channel that you need to use. Note: It is the same way for the transmitter and receiver to set the channel.

Channel Synchronization

This is the faster way to set the channels for the transmitter and receiver. You could synchronize the channel by operating the transmitter instead of changing the channel of the receivers one by one. A, Press the Power Button on the transmitter, and the CH icon will appear on the display B, Press the Up or Down button to select the channel that you want to use C, Then long-press the Up Button and observe the screen of the receiver, release the Up Button [] after the channel on the receiver is changed. Then channel synced successfully. Note: When you set the channel synchronization, please make sure the receiver is turned on and within 5m from the transmitter.

Key Lock Function
Long press the Down Button [1 for 3 seconds to lock/unlock keys

One-key Mute

Transmitter and receiver channel synchronization: if you need to quickly adjust all receiver speakers to mute, just operate the transmitter.

1. Press the button on the transmitter, the “CH icon appears on the screen;
2. Press the button again, the “VOL” icon appears on the screen
3. Press and hold the [ E] button again and observe the screen of the transmitter. Release the button after “appears, and the one-key mute is successful.
4. Long press the button again to unmute.

One-key shutdown

Transmitter and receiver channel synchronization: If you need to turn off all receiver power, operate the transmitter.

1. Press the button on the transmitter, the “CH” icon appears on the screen;
2. Press the button again, the “VOL” icon appears on the screen

Replacement of any transmitter component (crystal, semiconductor, etc.) not authorized by the local government radio management departments equipment authorization for this radio could violate the rules.

FCC Requirements

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. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates uses 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 iasbaiaian Karbala

CE Requirements: (Simple EU declaration of conformity) Henan Eshow Electronic Commerce Co., Ltd declares that the radio equipment type is in compliance with the essential requirements and other relevant provisions of RED Directive 2014/53/EU and the ROHS Directive 2011/65/EU and the WEEE Directive 2012/19/EU; the full text of the EU declaration of conformity is available at the following internet address: www.retekess.com Disposal The crossed-out wheeled bin symbol on your product, literature,or packaging reminds you that in the European Union, all electrical and electronic products, batteries, and accumulators (rechargeable batteries) must be taken to designated collection locations at the end of their working life. Do not dispose of these products as unsorted municipal waste. Dispose of them according to the laws in your area.

RF Exposure Information

• DO NOT operate the radio without a proper antenna attached, as this may damage the radio and may also cause you to exceed RF exposure limits. A proper antenna is an antenna supplied with this radio by the manufacturer or an antenna specifically authorized by the manufacturer for use with this radio, and the antenna gain shall not exceed the specified gain by the manufacturer declared.
• DO NOT transmit for more than 50% of total radio use time, more than 50% of the time can cause RF exposure compliance requirements to be exceeded. During transmissions, your radio generates RF energy that can possibly cause interference with other devices or systems. To avoid such interference, turn off the radio in areas where signs are posted to do so.
• The device complies with RF specifications when the device is used at 5mm from your body. Third-party belt- clips, holsters, and similar accessories used by this device should not contain any metallic components. Body-worn accessories that do not meet these requirements may not comply with RF exposure requirements and should be avoided.
• DO NOT operate the transmitter in areas that are sensitive to electromagnetic radiation such as hospitals, aircraft, and blasting sites.

Avoid Choking Hazard 0-3 Small Parts. Not for children under 3 years.

Protect your hearing

• Use the lowest volume necessary to do your job.

• Turn up the volume only if you are in noisy surroundings.
  WARNING Turn down the volume before adding headset or earpiece.

• Limit the amount of time you use headsets or earpieces at high volume.

• When using the radio without a headset or earpiece, do not place the radio’s speaker directly against your ear Use carefully with the earphone may be possible excessive sound pressure from earphones and headphones can cause hearing loss
  Note: Exposure to loud noises from any source for extended periods of time may temporarily or permanently affect your hearing. The louder the radio’s volume, the less time is required before your hearing could be affected. Hearing damage from loud noise is sometimes undetectable at first and can have a cumulative effect.

Avoid Burns Antennas

• Do not use any portable radio that has a damaged antenna. If a damaged antenna comes into contact with the skin when theWARNING radio is in use, a minor burn can result.
  A Batteries (If appropriate)

• When the conductive material such as jewelry, keys or chains touches exposed terminals of the batteries, may complete an electrical circuit (short circuit the battery) and become hot to cause bodily injury such as burns. Exercise care in handling any battery, particularly when placing it inside a pocket, purse or another container with metal objects
  Long transmission

• When the transceiver is used for long transmissions, the radiator and chassis will become hot.

Safety Operation

• Forbid Do not use charger outdoors or in moist environments, use only in dry WARNING locations/conditions.

• Do not disassemble the charger, that may result in risk of electrical shock or fire.

• Do not operate the charger if it has been broken or damaged in any way.

• Do not place a portable radio in the area over an air bag or in the airbag deployment area.

• The radio may be propelled with great force and cause serious injury to occupants of the vehicle when the airbag inflates.
  To reduce risk

• Pull by the plug rather than the cord when disconnecting the charger.

• Unplug the charger from the AC outlet before attempting any maintenance or cleaning.

• Contact Retekess for assistance regarding repairs and service. The adapter shall be installed near the equipment and shall be easily accessible Risk of explosion if the battery is replaced by an incorrect type.

• Dispose of used batteries according to the instructions. The adapter shall be installed near the equipment and shall be easily accessible.

• The plug is considered as a disconnect device of the adapter.

• The operating temperature of the EUT can’t exceed the specified range.

Approved Accessories

•  This radio meets the RF exposure guidelines when used with the Retekess accessories supplied or designated for the product.
• Use of other accessories may not ensure compliance with the RF exposure guidelines and may violate regulations
• For a list of Retekess-approved accessories for your radio model, visit th following website: http://www.Retekess.com

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