? 【ALL YOU SEE, JUST BLUETOOTH GLASSES】SANGSTRE Sport speakers bluetooth wireless sunglasses with open ear wearable design, you no longer need to pick up your phone while driving, cycling, hiking and jogging. Our smart glasses futuristic gadgets touch control allows you to easily accept calls & control volume levels. Easily connect to phones, tablets, & streaming devices on demand.

? 【DETACHABLE FRAMES & CUSTOMIZED LENS】SANGSTRE smart glasses frames can change the front frame by removing the screws & you can also order your customized wireless bluetooth sunglasses lenses and optical lenses on our frames.

? 【HIGH-QUALITY SOUND】Our wayfarer sunglasses have AAC HD audio decoding technology provides 24Bit Codec high-quality music. With high-performance speakers, the sound of our polarized sunglasses men headphones is loud and full, creating an immersive experience like a surround stereo theater.

? 【STORAGE & CHARGING IN ONE CASE】SANGSTRE’s bluetooth sunglasses equipped with unique glasses case, Not only for storage but also can charge the smart glasses for many times with a 1300mAh battery. The battery life is long with convenient operation. There is a difference between the head shapes of Europeans & Asians. Only one size like other electronic products can't meet the needs of users for glasses. SANGSTRE offers different sizes so that customers won’t compromise for sizes.

? 【GREAT RESULTS & GREAT SUPPORT】SANGSTRE is a highly client-oriented company. Our goal is to provide you with the best results. So, if you feel like your experience is below your expectations - contact us directly, & we will do our best to sort it out. Our products are the best in technological sense makes it the best gift choice for occasions like Christmas, Easter, Thanksgiving, birthday, anniversary, Mother's Day, Father's Day, Halloween, etc.