PSA21 Microfono a doppio orecchio Apparecchio acustico digitale Apparecchio acustico con riduzione del rumore a 16 canali Apparecchio acustico di alta qualità Vendita diretta in fabbrica Audio professionale

EAN: SKU: PSA21 Two-Eared Microphone Digital Hearing Aid, 16-channel Noise Reduction Hearing Aid, Display Power, High-Quality Hearing Aid, Factory Direct Sales, Professional Audio Hearing Aid, Sports and Fitness Hearing Aid, Senior Hearing Aid and Charger, Hearing Impairment Equipment, Wireless Hearing Aid, In-ear Hearing Aid, Bluetooth Hearing Aid, Over-the-Clear Hearing Aid, Behind-the-Ear Hearing Aid, Hearing Aid and Sound Amplifier, Medical Device Accessories, Electronic Accessories, Headphones, Gaming Headphones, Pharmacy, Medical Equipment Support color selection (black PSA21, white PSA21W) functional specification Product Features: The high-power desktop charger has a power bank function and displays digital battery level. It amplifies sound through a noise reduction system, suitable for single or double ear canal wear. The earbuds promote eardrum circulation and acoustic frequency therapy for more comfortable hearing. They are soft, breathable, and conform to the natural physiological curve of the ear. Adaptation scenarios: work, business trip, travel, conference, driving, plane, TV watching, operation of electronic equipment, men and women adapt. Product type: amplifier Microphone quantity: 2pcs Wear type: ear pendant Instrument classification: Class II (BF) Material: ABS+ Color: black, white Power type: Lithium battery HCY401012+ 37V Mobile charger: 200mAh Microphone battery capacity: 45mAh Rated current: ≤ 5mA Working voltage: DC 3.7V Maximum saturated sound pressure level: <117dB SPL Average saturated sound pressure level: <110dB SPL Maximum sound gain: <40dB Average sound gain: <35dB Harmonic distortion: ≤5% Equivalent input noise: ≤ 20dB+2dB Frequency response range: F1≤250Hz, F2≥5000Hz Degree of hearing loss: severe (III), moderate (II), simple (I), profound (IV) Digital channel: 16 Frequency mode: 4 levels Operation mode: 5 items Charging time: 3h Battery life: 25h Charging mode: Type-c+ Dustproof/humidity resistant grade: IP50 Product certification: FDA, CE, RoHS, FCC Origin: Shenzhen, China product description The next generation of smart chips delivers a 28.2% performance improvement over the previous generation. Excellent sound quality and comfortable listening experience. Segmental noise reduction. Rechargeable for 3h, usable for 24h. Equipped with a built-in high-capacity rechargeable lithium-ion battery and a charging cable for easy charging. Say goodbye to the hassle of constantly buying expensive, low-capacity batteries. Additionally, it is environmentally friendly. Charging instructions: Connect the USB port to a 5V charging dock adapter, a blue indicator light indicates (charging), and a green indicator light shows full charge. 3 different frequency modes, each with 5 volume options for you to choose from, ensuring clear sound in various volume environments. Automatic memory retains the last set volume and program. Please use the correct wearing method to ensure that the ear is tightly against the ear canal, avoiding feedback and howling. It is an ideal hearing companion for individuals with hearing impairments who run, jog, hike, practice yoga, speak, or watch TV. Product features Professional hearing aid algorithm Comfortable to wear Type-C Fast Charge simplicity of operator Super long battery life Maximum saturated sound pressure level (OSPL90)/Max OSPL90: <125dB SPL Maximum gain: <40dB Equivalent input noise level: <32dB Frequency response range: F1≤250Hz, F2≥5000Hz Total harmonic distortion: ≤5% Delay: <15ms Battery: Lithium polymer battery Working hours: 25H Suitable for: mild, moderate and severe hearing Loss population / Mild, Moderate, Moderate to Severe Hearing Loss keyword Digital hearing aids, hearing aid headphones, stethoscopes, headphone accessories, wireless hearing aids, earbuds, earmuffs, in-ear hearing aids, Bluetooth hearing aids, sports and fitness hearing aids, noise-canceling hearing aids, audiophile hearing aids, professional audio hearing aids, hearing aids and sound amplifiers, medical device accessories, electronic accessories, headphones, gaming headphones, pharmacies, medical equipment, hearing aids, sound amplifiers, digital hearing aids, ZBET, Vhp-220, behind-the-ear sensors, Huayin F-138, Match Amplifier, hearing aids, Siemens Stf P T1, Zinbest Hap-20T, hearing enhancers List of commodities Hearing aid *1pc, earplugs *4pc, Type-c *1pc, charger *1, brush *1pc, instruction manual *1pc Packaging information Product size: 4x1.5x2.7cm Charger size: 9.4*6.5*3.6cm Packaging size: 14x128x4.6cm N.W:4 g G.W:270g