Manufacturing. High quality process , high grade ABS material ,strict quality control --Built-in miniature speaker. Ultrasonic welding technology , small size also has loud effect --Diffuse reflection imaging makes the eye healthy. Projection unique diffuse reflection imaging principle ,reduce eye stimulation and visual fatigue , so that more comfortable and healthy watching Technical Details Brand: RR Model number: RR7-P014 Seller SKU: KP-3 Condition: New Origin: China Availability: In Stock Minimum order quantity: 1 Shipping weight: 500.00 g Date first listed on DP MART : Mar 12, 2022
