T18 User Manual Product list Charging box 1 Left earphone 1 Right earphone 1 Lanyard 1 USB charging cable1 Manual1 Small in-ear supports Large in-ear supports 2 2 Large size ear budL-L 1 Large size ear budL-R 1 Medium size ear budM-L 1 Medium size ear budM-L 1 Small size ear budS-L 1 Small size ear budS-L 1 Wearing method 1. Selection and assembly of in-ear supports Please choose suitable size supports and buds for your ears before officially use this Bluetooth earphone. The assembly method is shown in the figure above.The assembly method of left and right supports is the same. 2. Wearing method After assembling the proper earbuds and in-ear supports,gently insert earphones into left and right ear, and adjust to the most suitable angle to get the best sound quality and comfort. Earphone functionality Charging strip LED indicator Left earphone(assistant earphone) Right earphone(main earphone) Function Icon Operation Power on Power off Volume+
Volume-
Play/pause Previous track Next track Take out of charging box or hold power button of right/left earphone for 1s Replace into charging box/hold power button of right/ left earphone for 4s press right earphone on/off button press right earphone assist button press left or right earphone for 1s press left earphone on/off button press left earphone assit button Answer/hang up press on/off button on left/right earphone Prompt voice Power on Power off
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DU Indicator mode blue light is on for 1 second then slowly blinks red light is on for 1 second then turn off blue light blinks once every 5 seconds blue light blinks once every 5 seconds blue light blinks once every 5 seconds blue light blinks once every 5 seconds blue light blinks once every 5 seconds The blue light flashes once every 3 seconds instead of once every 5 seconds Decline call Redial last call Voice assistant Press assit button on left/right earphone Hold button on left/right earphone for 1s Hold button on left/right earphone for 2s DU DU DU blue light blinks once every 5 seconds The blue light flashes once every 5 seconds instead of once every 3 seconds blue light blinks once every 5 seconds How to use the battery charging box Open direction As shown in the picture, firstly open top cover of charging box.The top cover of charging box is automacally released from the buckle of slide cover under elastic force of magnet. Take out earphones from charging box then press top cover back to the original position. It will be locked by slide covers buckle. Turn on/off of charging box earphone charging thimble Left earphone charging indicator Right earphone charging indicator Micro USB charging port Charging box indicator and on/off button A. Turn on/off of charging box - click on/off button of charging box to turn it on. Then charging indicator lights on left and right earphones will blink slowly for several times to represent battery capacity. (4 times = full power status, 3 times = high power, 2 times = medium power, 1 time =
low power);
B. Hold charging box on/off button for 1 second until charging indicator light in the left and right earphones simultaneously and continuously blink fast for 3 times to turn off. Charging boxs usage and earphones power on/off Use charging case to charge earphones A. low battery status of earphones -the earphone battery level can be seen on iPhone and some Android phones. When battery is low power, earphones will prompt "low battery" every 2 minutes, and at this time.And red light will blink instead of bluetooth Indicator light. B. Place earphones into charging box -put left/right earphone into the corresponding slot of charging box (pay attention to the position and direction.The copper on the earphone should touch the metal thimble of the charging box). C. Use charging box to charge earphones - when charging box is power on, earphones will automatically power off and start charging after plugging into the charging box. The corresponding left/right earphone charging indicator will blink once every 1 second.When fully charged, the corresponding indicator light will stay on for 5 seconds then turn off. Use charging cable to charge charging box Use adapter to charge charging box - the charging box can be charged after plugging in cable. Red light of charging box will turn on.The light will turn blue once charging box is fully charged. Power on/off earhone NOTE: 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 technician for help Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. 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.