Jecpp Behind Ear Sound Amplifier Adjustable Tone Hearing Aid, F-135

1. Convenient for watching movie, enjoying the drama, attending meeting, or having class, it could help you hear the sound clearly and loudly 2. Super mini size and light weight, not easily to be seen 3. With volume control 4. 3 different size earplugs can fit most of people''s ears 5. A storage box is provided to organize its components, convenient to carry 6. Adjust volume to the minimum before wearing 7. Increase volume gradually to avoid sudden increase in sound 8. Button battery not includedSpecification: General Model F-135 Material Plastic Battery Type AG13 button battery Voltage 1.5V Current <=4mA Sound Gain 50dB (Max) Max Sound Output 130+/-5dB Frequency Range 300-4000Hz Total Harmonic Wave Distortion <=5% Input Noise <=30dB Product Size 5.3x4.6x1.6cm Weight 8g Package Include Package Contents 1 x Hearing Aid 3 x Different Size Earplugs 2 x AG13 Button Cells Package Weight One Package Weight 0.12kgs / 0.27lb One Package Size 9.3cm * 7.2cm * 3cm / 3.66inch * 2.83inch * 1.18inch Qty per Carton 100 Carton Weight 13.10kgs / 28.88lb Carton Size 38cm * 21cm * 32cm / 14.96inch * 8.27inch * 12.6inch Loading Container 20GP: 1044 cartons * 100 pcs = 104400 pcs40HQ: 2424 cartons * 100 pcs = 242400 pcs