Knowles Bass Ba Driver Ci-22955 Low Frequency Balanced Armature Receiver

• Customization: Available
• Customized: Non-Customized
• Certification: ISO, RoHS, CE
• Model NO.: CI-22955
• Condition: New
• Output Type: Super Power
• Signal Processing Type: Digital Hearing Aid
• Application: Children, Adult, Elderly
• Conduction Mode: Air Guide Hearing Aid
• Principle: Wide Dynamic Speech and Hearing Aid
• Type: All Kinds
• Transport Package: Standard Export Package
• Specification: as indication

Product Description

Knowles Bass Driver CI-22955 Low Frequency Balanced Armature Receiver

1, CI Series is a popular choice, It is Knowles' largest and most powerful receiver. With its high efficiency and a 143dB SPL maximum output, the CI receiver provides high acoustic power.

 

2, There are six choices in the CI series, all of which have identical stats except in port location and impedance.

 

3, The 22955 had the lower impedance (68 vs. 400 @ 1kHz) 22955 would make an interesting single driver.

 

4, The datasheets on all six CI drivers were identical in frequency response, Similar to frequency response graphs used at Parts Express, no claims are made about frequency response below 200 Hz.

 

5, With no damping, the 22955 puts out a min/max of 111/117 at 200, sustains 115/121 at 500 and continues peaking into midrange with 125/131 between 750 Hz and 1 kHz.

 

Packaging & Shipping

Packing : Standard packing ,generic packing, OEM packing are available for option.
Delivery : 7-10 days after payment received.
Shipping : Economic mail, DHL/FEDEX/TNT/UPS express, Airfreight, Seafreight etc.
Payment : Paypal, Western Union, T/T etc.

 

Company Profile

 

 

Hi-Hearing is a Chinese manufacturer of hearing devices with over 10 years′ experience. We are one-stop supplier of audio and hearing accessories. 

We focus on creating reliable and economic hearing solutions, cooperating with global partners to keep improving products and services for consumers around the world. Integrity, stability and flexibility are our philosophy. We have been always delivering what we promised since establishment.

FAQ

Q: Are you trading company or manufacturer ?
A: We are manufacturer. We have our own research and development teams and factory.

Q: How about your delivery time?
A: Generally, it will take 5 to 15 days after receiving your advance payment. The specific delivery time depends on the items and
the quantity of your order.

Q: How do you ship the goods and how long does it take to arrive?
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.

Q: How to deal with the faulty?
A: Our products are produced in strict quality control system and the defective rate will be less than 0.2%.
For defective batch products, we will repair them and resend them to you or we can discuss the solution including re-call
according to real situation.

Q: Do you provide drop shipping service ?
A: Yes, we keep certain quantity safety inventory for most product we provide , we can provide drop shipping service with the
shipping method the customer likes.