Specification: Item Type: Bluetooth Glasses Material: ABS+Nylon Bluetooth Protocol: 5.0 Receiving Range: Approx. 10m / 33ft Charging Time: 2H Built in Polymer Battery: 140mAh (included) Power: 2x1W Package List:1 x Bluetooth Glasses1 x Storage Bag 1 x Storage Box 1 x Wiping Cloth1 x Manual1 x Charging Cable [Multi Functions]The wireless Bluetooth sunglasses with music, watch the world while listen to music when you drive, go shopping, vacation, or commute, listen to it anytime, anywhere. [With High Sensitivity Microphone ]Built in high sensitivity microphone and noise reduction technology, you can answer, dial, hangup and reject calls with a single tap. [Shocking Sound]High resolution speaker units and 2x1W output amplifier chip with cavity crossover technology bring you high quality music and shocking surround sound. [Immersive Sound Quality]There is no need to plug, the sound is directed from the speakers into your ears, allowing you to enjoy immersive sound without disturbing others. [Open Ear Listening Experience]The new semi open listening experience allows you to hear the world breathing while enjoying the music. Excellent sound quality, stable compatibility and connectivity. [Multi Functions]The wireless Bluetooth sunglasses with music, watch the world while listen to music when you drive, go shopping, vacation, or commute, listen to it anytime, anywhere. [With High Sensitivity Microphone ]Built in high sensitivity microphone and noise reduction technology, you can answer, dial, hangup and reject calls with a single tap. [Shocking Sound]High resolution speaker units and 2x1W output amplifier chip with cavity crossover technology bring you high quality music and shocking surround sound. [Immersive Sound Quality]There is no need to plug, the sound is directed from the speakers into your ears, allowing you to enjoy immersive sound without disturbing others. [Open Ear Listening Experience]The new semi open listening experience allows you to hear the world breathing while enjoying the music. Excellent sound quality, stable compatibility and connectivity.