RT27 True Wireless Earbuds

User Manual

Bluetooth Pairing Instruction

  1. Remove both earbuds from the charging case. They will begin auto-pairing to each other. You will hear 2 beeps and a “pairing” voice prompt to confirm a successful pairing.
  2. Keep the earbuds within 3 feet of your smart device (for Bluetooth pairing only). Enable your device's Bluetooth function from your device's settings menu. Select "RT27" from the Bluetooth device list to pair the earbuds to your device.
  3. You will hear “device connected” indicating that TWS are now ready to use.
  4. Each earbud can be used independently.

Resetting Your TWS

If your TWS won't pair to each other, place them back in the charging case. When you pick them up, they will auto-pair.

Functions

Power on: Pick up two earbuds from the charging case.

Power off: Put back two earbuds into the charging case.

Music/Call Controls

  • Previous/Next song: Press and hold the Left/Right earbud button for 2 seconds.
  • Play/pause: Press the right/left earbud once to play/pause music.
  • Answer/End an incoming call: Press the right/left earbud once to answer a call, and press again when you want to end the call.
  • Voice Assistant: Press the Right/Left earbud button twice to activate/exit the Voice Assistant/Siri function. This function may not work with all devices.

Charging

(Be sure to fully charge the TWS before using for the first time.)

Charging the Case:

When the white LED light on the bottom of the case quickly flashes, the case is low on power and must be charged. Plug the Micro-USB cable into the bottom of the case to charge it. The LED will flash green while charging. Once fully charged, the LED will glow solid green.

Charging the Earbuds:

When the earbuds are low in power, you will hear "low power". Place the earbuds into their respective slots in the charging case. The LED light will turn solid red while charging. The LED light on the bottom of the case will turn white. Once fully charged, the LEDs on earbuds and case will turn off.

Specifications

  • Bluetooth Version: 5.0
  • Battery built-in earbuds: 30mAh*2, 3.7V
  • Charging case battery: 500mAh, 3.7V
  • Charging time for earbuds: 1H
  • Charging time for case: 2H
  • Music play time: about 5H
  • Talking time: about 5H

FCC Compliance and Radiation Exposure

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 to this unit not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.

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.

This device and its antenna(s) must not be co-located or operation in conjunction with any other antenna or transmitter.

Radiation Exposure Statement: The device has been evaluated to meet general RF exposure requirement in portable exposure condition without restriction.

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