TUTT E13 Bluetooth Smart Glasses Anti-Blue Ray Anti-Blue Ray Protection: These smart glasses filter high-energy blue-violet light from digital screens, reducing digital eye strain, improving sleep quality, and enhancing long-term eye health. They also reduce glare and improve screen contrast for comfortable extended use. Note:The lenses of the TUTT Bluetooth Smart Glasses can be replaced with prescription lenses. However, for best results and to ensure proper fitting, we recommend taking the frame to a certified optician or eyewear specialist. A professional fitting will guarantee both comfort and safety of use. Key Features Wireless Audio & Calls: Built-in Bluetooth speakers for music and crystal-clear hands-free calls. AI Voice Assistant: Activate Siri or Google Now for voice commands, reminders, or messages. Camera Control: Double-tap to trigger your phone camera remotely. Comfortable & Stylish: Flexible TR90 frame with a Canadian design—lightweight and unisex. UV Protection: Built-in UV lenses enhance contrast and block harmful UV rays. Waterproof: Rated IP67 for water and dust resistance. Long Playtime: Up to 5 hours of music or 6 hours of calls with 160-hour standby. User Guide Power On/Off Power On: Hold the red touch area on both sides for 5 seconds. Power Off: Hold the red touch area on both sides again for 5 seconds. Each side functions independently; activate both for full stereo use. Bluetooth Connection Turn on the glasses. Enable Bluetooth on your device. Connect to “Glasses-E13”. Call Functions Answer/End: Tap left or right once. Reject: Long press either side for 2 seconds. Music Control Play/Pause: Tap left or right once. Previous Track: Double-tap left. Next Track: Double-tap right. Remote Camera Open your phone’s camera app. Take photo: Double-tap left or right side. Voice Assistant Activate: Long press either side for 2 seconds. Deactivate: Tap either side once. Language Switch Tap either side 4 times to switch between English and Chinese. Charging Magnetic charging interface. Red light = charging. Blue light = fully charged. Auto reconnects after charging completes. Important Notes Keep lenses and touch areas clean for optimal performance. Touch sensors may be affected by moisture (e.g., sweat). Specifications Product Name: TUTT E13 Smart Glasses Frame Material: TR90 Battery: 100mAh × 2 (Polymer Lithium) Standby Time: 160 hours Talk Time: 6 hours Music Time: 4–5 hours Charging Time: 1.5 hours (90 mins) Charging Interface: Magnetic Bluetooth Version: 5.0 Waterproof Rating: IP67 Control: Left/Right touch panels Weight: 45g Input: DC 5V / 1A What’s in the Box 1 × Smart Anti-Blue Ray Glasses 1 × Magnetic Charging Cable 1 × Cleaning Cloth 1 × User Manual 1 × Sunglasses Bag 1 × Anti Blue Ray Test Kit