Components: BT21 TWS Bluetooth Earbuds Set (Earbuds, Charging Case, Character Case, Strap)
- Rated Input: 5V 1.0A
Internal Battery: (Charging Case) Li-Polymer 250mAh(Earbuds) Li-Polymer 40mAh
Using Qualcomm aptX codec built-in chipset QCC 3020
Equipped with CD-level audio decoding, the Qualcomm QCC 3020 chip supports 16-bit, 24-bit audio, and up to 48kHz raw fling speed, laying a good foundation for good sound quality.
Improved wireless communication connection
With the use of Bluetooth 5.0 Chipset, it supports reduced power consumption, increased maximum latency, and stable and improved wireless communication compared to the previous version 4.2.
Life Waterproof IPX5
Can be used safely from rain, moisture, sweat, etc. that may occur in everyday life. **For safety, strong rain or water washing is not recommended.
Supports up to 24 hours of use (including 3 charging cases)
By using the Bluetooth 5.0 chipset, it supports reduced power consumption, increased maximum standby time, and stable and improved wireless communication compared to the previous version 4.2.
- Green light - Charge of the charging case is 20% or more
- Yellow light - Charge of the charging case is less than 20%
- Red light - Charging Earbuds
- Gray light - Done charging Earbuds
Charging case that supports wired & wireless charging!
Wireless charging is possible on a Qi-compatible wireless charging pad or a Galaxy that has a wireless battery sharing function.
- Rechargeable Galaxy model: S10e. S10, S10+, Note 10, Note 10+ 5G, Fold
Convenient capacitive touch operation
A simple touch on the earbud without the direct operation of the connected device
It is intuitive and can be operated in a variety of ways.
- One tap: Play & Pause
- Double tap (R): Play next song
- Double tap (L): Play previous song
- Press for 2 seconds (R): Volume increases
- Press for 2 seconds (L): Volume decreases
- One tap (L/R): Call
- Double tap (L/R): End Call or Decline
- Triple tap (L/R): Activate Siri or other voice recognition