Royal Hearing F-AID, Bluetooth Hearing AidsCondition:* New Surplus Stock, In OEM Packaging. As Pictured.Additional Notes:* The hearing aids comes with built-in intelligent DSP chip. * The hearing aids can also be used as wireless bluetooth headphones. * Seniors can enjoy his or her private entertainment without bothering others by the bluetooth earbuds feature. * Intelligent noise cancelling ensures crystal clear phone call quality.The versatile hearing aids can meet all your daily needs.* Each hearing aid with ergonomical design weighs only 0.01 lb, reducing the burden of long-term wear. * Comes with 6 ear domes of different size, the hearing aids can fit your ear canal better. * Because of the earbuds-like appearance, other people even won’t think you wear hearing aids.* The hearing aids support 18 hours of hearing with 2 hour quick charge. * No need for frequent charge. * The charger includes overcharge protection circuitry, eliminating concerns about overcharging. * The charging box supports dehumidification function to vaporize sweat to extend its life. * With LED display you can know the remaining power of the charging box any time. * No need for additional tools, you can control the volume and change noise-cancellation modes by the only button. * Easy to use, friendly to users of all ages. * You can adjust volumes in 5 levels (20%, 30%, 50%, 80%, 100%). * And switch noise reduction from 3 modes(universal, noise reduction, strong noise reduction).Royal Hearing F-AID