Origin:China MainlandModel Number:Hearing aids TWS01battery:RechargeableDigital:YESBluetooth hearing aids:ResoundListening Device:Elderly DeafnessHearing aid in ear:Mini rechargeableSound amplifier:High Quality Deaf Hearing Aids16 channels:Hearing aids for deafnessSevere Loss:Moderate lossNoise reduction:AmplifierHeadphone amplifier:High quality hearing aidsPowerful hearing aids:120dbCIC hearing aids:Bluetooth hearing aidAudifono:Earplugs Noise ReductionListen CIC amplifier:AmplifierEar Hearing Amplifier:wireless hearing aidhearing aids digital:bluetooth hearing aidHearing aids for deafness:Rechargeable Hearing Aids For Deafnessaparelho auditivo:audifonos para sorderaRechargeable hearing aid:bluetooth Hearing Aidsintelligent hearing aid:16 channel sound amplifierHearing aids TWS01:Bluetooth Hearing AidsDoes this device can connect a smartphone app?Old version APP: Please searchYaoSound AudioControlon Google Play market.Support Android only.New version APP: Applicable to all mobile phone models. New upgrade can adjust noise reduction function.Aliexpress ship and local ship are same,the goods is the same,just ship from different warehouse.Digital CIC hearing aids Bluetooth Hearing Aid 16 channel Wireless EarphonesProgrammable Rechargeable Sound Amplifier Ears First Aid Tools ResoundProduct Feature:1.16 Channel WDRC hearing aid.This hearing device is designed for 40-60 years old people or people with hearing problems.2.Blue-tooth 5.2 support music and phone.Support Programming Service,you can programming according to your hearing level.3.Adaptive feedback inhibition.Advanced digital signal processing technology can intelligently reduce environmental noise and provide clear, high-quality natural sound.4.Subband noise reduction,Full digital circuitry, low power consumption, adaptive noise reduction, and can prevents howling.5.4 program hearing curve adjustment.Selected superior chip with fine sound quality and stable transmission performance.6.Mobile magnetic charging 12 hours battery working.Long standby time.7.Small convenient,Easy to carry.The compact charging box can be charged anytime, anywhere.8.Real sound with both ear.Product Parameter :1.OPSL90:118dB2.HFA:(Sound Gain 40dB)3.Equivalent Input Noise:21dB4.Battery:68mAH5.WDRC Channel:166.Total Harmonic Distortion:3%7.Frequency Rang:200-6000Hz8.Charging Time:2 hours9.Working Time :8-12 hours10.Oper Ation Environment:0~40C,30%~ 75%RH,860- 1060hPa11.Storage Environment:0 ~40C,75%RH,700- 1060hPa12.Blue-Tooth:BT5.2 (Phone and music support)13.ECHO Cancellation:Support14.Environment Noise Cancellation:SupportExquisite and fashion mini design,This Device support connect your phone to answer the phone, listening to the music, watch TV.16 Channels WDRC Hearing aid, support to programming according to your hearing level.CONTROL BUTTONS, EASY OPERATIONThe volume can be adjusted with a single tap, making the operation easier.Volume adjustment: Volume up(Double click); Volume down(Single click)BLUETOOTH CONNECTION,SINGLE AND DOUBLE SWITCHConncet the mobile phone via Bluetooth to achieve more adjustments and make the hearing aid more suitable for you.Left/right/binaural.switch at will.ADAPTIVE NOISE REDUCTIONThrough the calculation of the noise reduction chip,the environmental noise is filtered to protect you from noise.LONG BATTERY LIFE JUST REST ASSUREDEquipped with a charging box, put it in and automatically charge, and automatically power off when it is full.You just need to charging for 2 hours, then you can use for 12 hours.APP ADJUSTMENT, FREE ADJUSTMENTAdjust the EQ equalizer through APP to make the sound clearer and let the hearing aid understand itself better.Package List:Audfonos bluetooth 16 canales audfonos inalmbricos digitales prdida auditiva grave recargables altavoces auriculares porttilesBluetooth 16 Canais Aparelho Auditivo Recarregvel Conexo Do Telefone Rudo Reduzir Amplificador De Som Aparelhos Auditivos Fone De Ouvido Para SurdezBluetooth 16 Bluetooth 16 - Does this device support Bluetooth or not? What the version?Yes, this device is Bluetooth 5.2. You can listening music, calling and watching TV by Bluetooth. (Specially note: For IPHONE, when call coming must take call by press the key on hearing device or change the voice source to hearing devicechannelmanually on IPHONE, otherwise there is no sound in hearing device.)Does this device can connect a smartphone app?Old version APP : Please searchYaoSound AudioControlon Google Play market.Support Android only.New version APP : Applicable to all phone models. New upgrade can adjust noise reduction function.What exactly can be adjusted by APP?Bluetooth enabled in 30s after take it