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Quick Details

  • Brand Name: Knowles
  • Model Number: TWFK-30017
  • Style: In-Ear
  • Communication: Wired
  • Connectors: 2.5mm
  • Use: hearing aid
  • Function: Microphone
  • Place of Origin: Jiangsu, China (Mainland)
  • Color: White
  • Item name: receiver
  • Dimensions: 5.00mm x 2.73mm x 3.86mm (.197in x .108in x .152in)
  • Sensitivity: 95
  • Port Loc.: 12S
  • Resp. (DCR): 25
  • Imp @ 1kHz: 43
  • Imp @ 500 Hz: 31
  • Ferrofluid: No
  • MPO 500: 110.5
  • MPO Pk: 123.5

Packaging & Delivery

Packaging Details plastic tray+ foam bag+inner carton+out carton
Delivery Time Shipped in 20 days after payment

TWFK-30017  Balance Armature speaker receiver Earphone Accessories from Knowles



Dual elements with single sound port

Extreme wideband capability

Unique woofer/tweeter design

Mechanical shock resistance


Product photo 


 Company information:



As official agent of Knowles, all the receiver goods are with good quality, and make sure of delivery.

Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
10 Transactions 10,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $174,000
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