Feature: 1. Sound Amplification: Our dual-ear in-ear headphone-shaped hearing aids provide powerful sound amplification, ensuring seniors regain the pleasure of talking with other people or enjoying TV programs, etc. 2. Universal Fit: These hearing aids are designed to be worn in either ear, making it convenient for elderly users to wear them without having to worry about left or right ear placement. 8 pairs of ear tips in different sizes ensure a comfortable and secure fit for various ear sizes. 3. Intelligent Features: The smart startup anti-howling technology prevents any annoying feedback sounds, while the intelligent noise reduction system effectively eliminates background noises for clearer sound quality. 4. Adjustable Volume: There are 4 volume levels to choose from. The built-in memory function remembers the previous volume setting, making it convenient for users to use their preferred volume. 5. Long Battery Life: The main unit of the hearing aids offers a single charge endurance of up to 24 hours, without the need for frequent recharging. They can be easily recharged once placed back into the charging case. 6. Battery Life Display: The hearing aids feature a battery allowance digital display, allowing you to easily monitor the remaining power of the charging case and hearing aids and plan for recharging accordingly. Specification: Features: Sound Amplification: Our dual-ear in-ear headphone-shaped hearing aids provide powerful sound amplification, ensuring seniors regain the pleasure of talking with other people or enjoying TV programs, etc. Universal Fit: These hearing aids are designed to be worn in either ear, making it convenient for elderly users to wear them without having to worry about left or right ear placement. 8 pairs of ear tips in different sizes ensure a comfortable and secure fit for various ear sizes. Intelligent Features: The smart startup anti-howling technology prevents any annoying feedback sounds, while the intelligent noise reduction system effectively eliminates background noises for clearer sound quality. Adjustable Volume: There are 4 volume levels to choose from. The built-in memory function remembers the previous volume setting, making it convenient for users to use their preferred volume. Long Battery Life: The main unit of the hearing aids offers a single charge endurance of up to 24 hours, without the need for frequent recharging. They can be easily recharged once placed back into the charging case. Battery Life Display: The hearing aids feature a battery allowance digital display, allowing you to easily monitor the remaining power of the charging case and hearing aids and plan for recharging accordingly. Specifications: Type: Hearing Aid Maximum Saturation Pressure Level: 125dB±3dB High-frequency Average: 110±4dB Full-range Sound Gain: 46±5dB Frequency Response Range: 200Hz-6000Hz Total Harmonic Distortion: ≤3%±3% Equivalent Input Noise Level: ≤22dB Hearing Aid Battery Capacity: 42mAh Charging Box Battery Capacity: 380mAh Material: ABS Color: Black Hearing Aids Size: Approx. 33*24*15mm/1.30*0.94*0.59in Hearing Aids Weight: Approx. 3.3g/0.11oz Package Size: Approx. 12.5*9.5*4cm/4.92*3.74*1.57in Package Weight: Approx. 160g/5.64oz Package List: 1 * Pair of Hearing Aid 8 * Pairs of Earcaps (One pair of them is already installed on the hearing aids) 1 * Charging Case 1 * Charging Cable 2 * Cleaning Brush 1 * User Manual Package List: 1 * Pair of Hearing Aid 8 * Pairs of Earcaps (One pair of them is already installed on the hearing aids) 1 * Charging Case 1 * Charging Cable 2 * Cleaning Brush 1 * User Manual