Syllable D300L Wireless Bluetooth Sports Earbuds
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Syllable D300L Wireless Bluetooth Sports Earbuds

- Black 212921501

On-cord Control / Sweat Resistance / Hands-free Call
    COD This product supports COD on delivery. Suggestions: Do not place orders with non-COD products, otherwise you will not be able to choose COD payment method.
    Ship between: Feb 28 - Mar 02, Estimated Shipping Time: business days Order Processing Time may require a few days. Once dispatched from warehouse, Shipping (or Delivery) Time depends on the Shipping Method.
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This Syllable D300L Wireless Bluetooth Sports Earbuds focuses on bringing you powerful bass and wonderful listening feelings. Whatever you do, or wherever you are, it will be a best music company with you. Wearing this wireless sports earbuds and running on the track at constant velocity or accelerated speed or doing some readings in the study or library, enjoying sweet melody as well. what's amazing experience!
Main Features:
● Bluetooth V4.2 for best stereo sound and superb bass
● Sweat resistance protects the earbuds and prolongs the use time
● Press the controller to play / pause music as well as all get through calls
● Works perfectly with iPhone 7 / 6 / 6s Plus / 5s / SE / 5C / 4s, and other android devices



Brand: Syllable
Function: Answering Phone,Bluetooth,Microphone,Noise Cancelling,Song Switching,Sweatproof,Voice control
Material: TPE,Zinc Alloy
Model: D300L
Type: In-Ear

Product Details

Application: Running,Sport
Cable Length (m): 0.6m
Charging Time.: 2H
Compatible with: iPhone,iPod,Mobile phone
Connecting interface: Micro USB
Connectivity: Wireless
Driver unit: 10mm
Frequency response: 20 - 40KHz
Impedance: 16ohms
Music Time: 4H
Sensitivity: 98dB
Standby time: 120H
Talk time: 4H

Extended Function

Bluetooth: Yes
Bluetooth distance: W/O obstacles 10m
Bluetooth mode: Hands free
Bluetooth protocol: A2DP,AVRCP,HFP,HSP
Bluetooth Version: V4.2

Battery Information

Battery Capacity(mAh): Built-in 75mAh Li-ion Battery

Dimension and Weight

Package size (L x W x H): 11.00 x 4.00 x 11.00 cm / 4.33 x 1.57 x 4.33 inches
Package weight: 0.0920 kg
Product weight: 0.0150 kg

Package Contents

Package Contents: 1 x Sports Earbuds, 1 x Cloth Bag, 1 x Micro USB Cable with 38cm, 1 x English and Chinese Manual, 2 x Pair of Standby Earbud Tips ( Medium and Large Size ), 2 x Pair of Standby Ear Hooks
Syllable D300L Bluetooth Earphones with On-cord Control- Black
Syllable D300L Bluetooth Earphones with On-cord Control- Black
Syllable D300L Bluetooth Earphones with On-cord Control- Black
Syllable D300L Bluetooth Earphones with On-cord Control- Black

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Customer Reviews

4.67 out of 5
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See all 3 reviews Write a Review
  • aldo
    Yes (2) Color: Black
    buena relacion calidad/precio
    baratos, buen sonido, el alcance es espectacular, igual la duracion de bateria, emparejan muy bien y super rapido. recomendables
    la verdad por su precio ninguna

    Sep 26,2017

  • Alex
    Yes (1) Color: Black
    Very good headphones.
    Light weight and perfect sound.

    Mar 08,2018

  • Alexandre Morche
    Yes (0) Color: Black
    Ótima qualidade
    Produto de qualidade ótimo!

    May 18,2018

FAQ for Syllable D300L Wireless Bluetooth Sports Earbuds

  • Why the headphones does not charge?

    Please make sure both ends of the USB cable are securely connected. If you use a power outlet, ensure that the power supply is connected securely and the outlet works. If you use a computer, make sure it is connected and the USB port is powered. Turn on the headset and then turn them off. Disconnect and reconnect the USB charging cable.
  • Why the headphone disconnect with the mobile phone within 10 meters?

    Please check if there is metal or any other material within a relatively close range that may interfere with the Bluetooth connection. Bluetooth is a radio technology that is sensitive to objects positioned between the headphone and the connected device.
  • There is no audio signal, what can i do?

    Check if the head phones are turned off. Check if the headphone is paired. If necessary, pair the headphones with the audio source again. Check the connection of your audio source. If the volume is too low, turn up the volume.
  • Why can't I use the headphones to adjust the volume or select the track on the App of mobile phone?

    App Software settings may vary according to some functions of the App itself not depending on the phone.
  • Why the headphones cannot pair with mobile phone?

    1. Please check whether your headphone is in pairing mode or reconnect mode and check whether your mobile phone Bluetooth search function is opened;

    2. Check your mobile device's Bluetooth menu and delete / forget the headphones, then reconnect the headphones following the instructions in the user manual.

  • What does the headphone certification logos mean?

  • How to choose a headset?

    You can refer to this post: How to choose a headset
  • Why my smartphone can't find my Bluetooth headphones?

    1. Make sure your smartphone and headphones are close enough to one another when you want to connect them;

    2. Check the manufacturer's recommended pairing process;

    3. Try turning them off and on again;

    4. Turn off or remove any interfering devices;

    5. Move away from the WiFi router.

  • Why there is static whenever I listen to music on my Bluetooth headphones?

    1. First you should disable or turn off any other unused Bluetooth devices in the area;

    2. If the static doesn't go away try resetting your headphones;

    3. Turn on your media player, then disconnect your headphones for 30 seconds and then re-pair them;

    4. Reduce the distance between your smartphone and your headphones, as this also helps reduce any static.

  • How to differentiate category of headphones?

  • Why the device doesn't recognize headphones?

    1.The Bluetooth feature in the phone is not turned on.

    2. The headset is not in pairing / discoverable mode. The phone will not find the headset unless the headset is in this mode.

  • Can this item be shipped to my country?

    We can deliver orders to most countries. For a detailed explanation of each shipping method, destination and approximate delivery time, please check our website:

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