Otium T21 Wireless Bluetooth 5.0 Headphones User Guide

June 10, 2024
Otium

Otium T21 Wireless Bluetooth 5.0 Headphones

Otium-T21-Wireless-Bluetooth-5.0-Headphones-Product

Specification

  • Brand OTIUM
  • Model name T21
  • Color Black
  • Form factor In Ear
  • Connectivity technology Wireless
  • Wireless communication technologies Bluetooth
  • Special features Microphone, water-resistant, sports-and-exercise, wireless
  • Age range (description) Adult
  • Material Plastic
  • Specific uses for product Sports and Exercise
  • Earbuds battery  3.7V/30mAh
  • Earbuds charging time less than 2 hours
  • Using time about 3 hours
  • Charging case charging time 2 hours
  • Wireless range 10m
  • Input DC 5V/1A

Battery Life of 40 Hours or More

  • Three to five hours of play per charge
  • Total playtime of 40 hours
    Otium-T21-Wireless-Bluetooth-5.0-Headphones-fig-1

Deep Bass And Clever Touch

Deep bass with clever touch controls and CVC8.0 noise cancellation

Otium-T21-Wireless-Bluetooth-5.0-Headphones-fig-2

What’s In the Box

  • T21 Earphone x 2
  • Charging Case
  • Extra Ear Tips(XS,S, M, L) x 4 Pairs
  • Charging Cable
  • Use Guide
    Otium-T21-Wireless-Bluetooth-5.0-Headphones-fig-3

How to Use

  • Place the wireless earbuds back in their case to continue charging.
  • When you remove the T21 wireless earbuds from their charging case, they’ll switch on and be ready for a connection.
  • Utilize the Bluetooth menu on your phone to pair the T21 Bluetooth headphones with it.
    When you remove the Bluetooth earbuds from the case once the first connection is complete, they will automatically turn on, connect to your smartphone, and turn off and charge when you put them back in.

Important Notes

  • To improve Bluetooth connectivity and safeguard your battery, please keep your wireless headphones charged when the battery is getting low. You can check the battery life at any time in the charging case.
  • When you are cycling or running, please use the proper ear tips and secure your wireless earbuds in your ears. This will assist to lessen the bothersome wind noise.

Features

  • Bluetooth and Master Slave Switching 5.0
    Switching freely between master and slave, the most recent Bluetooth 5.0 technology. enables HFP, A2DP, HSP, and AVRCP. You get super tws, super fast connect, super simple pairing, and super stability with the Otium T21 Bluetooth Earbuds.

  • 30 HOURS OR MORE OF BATTERY LIFE
    The wireless earphones have a playback time of 3 to 4 hours per charge. The headset can be powered by the charging case for 7-8 more times after it is fully charged, giving you a total of 30 hours of fantastic music. With barely 3.9g in weight, it exerts no pressure on the ear.

  • DEEP BASS & SNUG FIT
    You can stream music with CD-like audio quality with strong bass and clean mid-highs thanks to earbuds that are designed to seamlessly fit in your ears and come in 4 different sizes.

  • PAIRING IN ONE STEP & SMART TOUCH CONTROL
    An automated system makes things simple for you. Simply open the charging case’s cover, and they’ll instantly connect to the most recent linked device. The intelligent touch control button can be used to play or pause music, answer or end a call, navigate to the next or previous song, or call Siri. Choose the T21 wireless earphones for a wise life.

  • SWEATPROOF & WATERPROOF IPX7
    You may use the earphones without restriction when working out at the gym or singing in the rain thanks to cutting-edge SweatShield Technology. Please feel free to get in touch with us at the buyer center or via support email for a 24/7 Quick Reply if you are not satisfied with your purchase for any reason.

FAQs

How long does it take to charge the earbuds?****

It takes around 2 hours to charge the earbuds.

How long does the battery last?****

The battery can last for about 3-5 hours.

How many times can I charge the earbuds?****

You can charge the earbuds up to 40 times.

How do I charge the earbuds?****

Place the earbuds back in their charging case to recharge them.

How long do wireless Bluetooth earbuds last?

With moderate to heavy use, the answer to the question of how long do true wireless earbuds last is, that the lifespan of a wireless earbud is typically between one and two years. You can anticipate your earbuds to remain in good shape for two to three years if you treat them gently.

How do you know when true wireless earbuds are fully charged?

To charge the case, connect it to a compatible USB power socket using the charging cable provided. When charging, the LED indicator on the front of the charging case will flash red and when fully charged, it will light constant red.

How far do Bluetooth earbuds work?

The range of the Bluetooth® connection is approximately 30 feet (10 meters). However, the maximum communication range will vary depending on obstacles (person, metal, wall, etc.) or electromagnetic environment.

How often do wireless earbuds need to be charged?

Wireless earbuds usually last for about 3-4 hours on a single charge. But it also depends on the type of earbuds and how you’re using them. If you’re using them for music listening, they might last shorter. But if you’re only using them for phone calls, they might last longer.

How do I check my earbud’s battery level?

Connect your earphones to an Android, HarmonyOS, or iOS device like a phone or tablet, and check the battery level on the status bar. (You can get a rough idea of the battery level based on the battery icon.) The battery level displayed in the status bar may vary by phone model.

How do wireless earbuds produce sound?

Wired and wireless headphones work when an analog audio signal (alternating current) passes through the drivers and causes a proportional movement in the diaphragm of the drivers. The movement of the diaphragm moves the air to produce sound waves that mimic the shape of the AC voltage of the audio signal.

How do you take care of earbuds?

Regularly wipe down your headphones or earbuds. Ideally, you should wipe down your headphone earpads or earbud tips with a lightly damp cloth at least once a week. Make sure the headphones are powered off and disconnected from your device. Immediately dry them fully with a soft cloth.

How much do earbuds reduce noise?

Earbuds with passive noise cancellation can lessen mid to high-frequency noises by about 15dB to 30 dB. Meanwhile, active noise-canceling headphones and earbuds work better to reduce lower frequencies.

What is the latency of earbuds?

In a regular wired connection, the typical audio latency is 5-10 ms. In a wireless connection, Bluetooth latency can go anywhere from an ideal 34 ms (aptX LL) up to 100-300 ms for truly wireless earbuds and headphones.

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