GN ReSound. Fitting Range (dB HL): 20-110. Model: Key 262 HP RIE. KEY 262 DRW RIE. Type: Receiver In the Ear (RIE). Digital / Programmable. Wind Noise Reduction . Battery size: 13.
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Hearing aid charging current: ≦30mA. 2 x Hearing aids (left and right a set). Reference Test Gain: 30dB ±5dB. Equivalent input noise level: ≦ 29dB. Charging case working current: ≦70mA. High frequency average OSPL90: 113dB±4dB.
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Resound Key 298. BTE (Behind-the-Ear, Super Power). Hearing Aid. Digital Programmable. Fitting Range. 60-120 dB (Severe to Profound). ~135-140 dB SPL. Maximum Power Output.
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Phonak Naida L-SP. Combine with Roger™ microphones to maximise speech understanding over noise and distance. For Severe To Profound hearing loss. It’s the best way to get the most out of your hearing aids.
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Case for transportation.
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The cause of howling/noise: To make a small size hearing aid, the internal amplifier and the microphone are close to each other. The sound is continuously received and extended, so it has a certain possibility of producing howling after power-on.
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A Pair of Digital Hearing Aid Aids Kit Behind the Ear BTE Sound Voice Amplifier,Over 3400+ sold. Maximum loudness 130 +/- 5dB. 90 db: very severe hearing loss (need ear can only hear the cries of force shout, usually basically silent world).
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Input Noise:<=28dB. Max sound out put:111+/- 5dB. Sound gain:>= 30dB+/- 5dB. The recharging box with power capacity LED display.
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