Mini Sound Amplifiers 1 Pair with Portable Charging Case Rechargeable Stylish Hearing Aids Adjustable Cordless Earbuds for Hearing Loss

Description: It's USB rechargeable, simple to use, giving you precise sound amplification. Convenient for daily use and travel use. You will regain the pleasure of enjoying music, movies and TV programs with it. Come and have a try. Features: Simple operation and rechargeable, helping you regain the pleasure of enjoying music, movies and TV programs, easy for you to make it full of power. 3 Pairs of silicone ear plugs in different sizes are included, not easy to slip off, comfortable to wear for a long time. Comes with a charging case, also can be used as a storage case, convenient for daily use and travel use. Reliable quality, made of user-friendly material, flexible, to wear without harming ear canal. It provides very good sound quality and will let you hear a very beautiful and clear voice. Specifications: Type: Material: ABS Color: Black, White (Optional) Maximum OSPL90: ≤ 120dB+3dB High Frequency Average OSPL90: 103dB ± 4dB Average Gain: 23dB ± 5dB Equivalent Input Noise Level: ≤ 35dB Total Harmonic Distortion: ≤ 10% Frequency Response : 300Hz~3500Hz Rated Power Supply Current Consumption: ≤ 6mA Work Time: 12-15 hours Charging Time: 90min-2hours Working Current (Charging Case): ≤ 70mA Working Voltage (Charging Case): 3.7V Charging Time (Charging Case): 90min Charging Current (): ≤ 30mA Charging Voltage (): 4.2V Charging Time (Double Hearing Aids): 3-4 times Item Size: (Charging Case): Approx. 6 * 4.3 * 3.9cm / 2.36 * 1.69 * 1.54oz (): Approx. 2.3 * 2.2cm / 0.91 * 0.87in Package Size: Approx. 10.8 * 10.8 * 6.5cm / 4.25 * 4.25 * 2.56in Package Weight: Approx. 171g / 6.03oz Note: Please read the user manual carefully before use. Package List: 1 Pair * 1 * Charging Case 1 * USB Cable 3 Pairs * Earplugs 1 * Cleaning Brush 1 * English Instruction Manual 1 * Quick Operation Guide  

Simple operation and rechargeable, helping you regain the pleasure of enjoying music, movies and TV programs, easy for you to make it full of power.3 Pairs of silicone ear plugs in different sizes are included, not easy to slip off, comfortable to wear for a long time.Comes with a charging case, also can be used as a storage case, convenient for daily use and travel use.Reliable quality, made of user-friendly material, flexible, to wear without harming ear canal.