Master servant switching bluetooth 5.0:
Easily master-slave changing, many sophisticated Bluetooth 5.0 innovation. Supports HSP, HFP, A2DP, AVRCP. Otium T21 bluetooth earbuds brings you very tws, very fast connect, super simple pairing, extremely steady.
As much as 40 hours battery life:
The of just 3.9 g, causwireless earbuds can last for 3-5 hours of playtime on a single charge. The fully charged charging case can continue to power the headset for 7-8 times, bringing you an overall 30 hours of wonderful music world. With a weight ing zero pressure to the ear.
Snug fit & deep bass:
Developed to a smooth fit in your ears and offer 4 different sizes earbuds for choices, enable you to stream music with CD-like audio quality with powerful bass and crispy mid-highs through a distinct speaker driver.
One action pairing & clever touch control:
Aringsutomatic system b you a problem-free experience.You just need to open the cover of charging case and they’ll immediately connect to the last paired device. The smart touch control button is multifunctional, such as play/pause music, answer/hang up a call, the next/previous tune, activate Siri. Smart life, select T21 wireless earbuds.
IPX7 Waterproof & Sweatproof:
With innovative sweatshield innovation, you can utilize the earphonr ses easily for sweating it out at the gym oinging in the rain.