Check the listing for details. Pair Invisible Wireless Mini Hearing Aids Small Sound Voice Amplifier Enhancer. Color: Beige, Condition: New. Listed at 22.97 USD. Features: 1.Best gift for sound amplifier in ear--- Anti-shock, anti-drop, moisture proof, high temperature proof. 2.Light weight , convenient and comfortable to wear. 3.The volume is adjustable , Help people with hearing impairment to hear sound and voice. 4.This hearing aid fits for either ear ( left or right side), you can adjust it to the most satisfactory results.Specification: Max sound output: ≥120 dB Max sound gain: ≥30 dB Harmonic distortion: f1000Hz≤4% Frequency range: 250～3800Hz Input noise: ≤50 dB Battery: AG3 Working voltage: DC 1.5V Working current: ≤4mAPackage Including: 2 x Hearing Aid Amplifier 8 x Earplugs 4 x AG3 Button Battery 2 x Case +2 User Manual 🚚Shipping InformationSHIPS WITHIN 24 HOURS(WORKING DAYS)SHIP IMMEDIATELY 😊Refund & Return PolicyWe offer a 60-day return policy on all items purchased from us.Return shipping is the responsibility of the buyer.Please contact us if there is any problem with the product/shipping, we will provide a satisfying solution:) FREE SAME DAY SHIPPING 🚀FAST 1-3 DAY DELIVERY 🚚Limited quantity!100% Satisfaction Guaranteed