Professional 4-Channel BTE Hearing Aid for Mild to Severe Hearing Loss
The L4-BTE-P 4-channel BTE hearing aid delivers reliable digital sound amplification for individuals experiencing mild to severe hearing loss. Designed with the ACOD2101 intelligent multi-core DSP platform, this power digital hearing aid combines proven signal processing technology with user-friendly operation. The L4-BTE-P hearing aid is engineered to meet the demands of hearing care professionals, distributors, and private-label brands seeking a dependable behind the ear hearing device that balances performance with cost efficiency. This 4-channel BTE hearing aid provides stable amplification, adaptive feedback cancellation, and precise fitting capabilities suitable for diverse international markets.
Featuring four independent compression channels and eight adjustable frequency bands, the L4-BTE-P hearing aid enables hearing care specialists to customize sound processing according to individual hearing profiles. The integrated ERAC 1.0 dual-knee compression technology automatically optimizes gain based on environmental sound levels, ensuring improved listening comfort throughout daily activities. As a versatile behind the ear hearing device, the L4-BTE-P 4-channel BTE hearing aid delivers maximum OSPL90 output of 128 dB and peak gain reaching 51 dB, providing sufficient amplification power for a broad spectrum of hearing loss cases. With total harmonic distortion maintained at only 3%, this power digital hearing aid ensures clean, natural sound reproduction that reduces listening fatigue and enhances overall user satisfaction.
OEM and ODM Customization Services
The L4-BTE-P 4-channel BTE hearing aid is available with comprehensive OEM and ODM customization services. Logo printing allows partners to apply their own brand identity to the power digital hearing aid housing, creating a distinctive product appearance. Packaging customization enables partners to design retail boxes, instruction manuals, and accessory kits that align with their brand standards and target market preferences. Product color customization provides options for different housing colors and trim finishes, allowing the behind the ear hearing device to appeal to diverse consumer segments.
Standard models of the L4-BTE-P hearing aid have a minimum order quantity of 100 pieces, making it accessible for smaller distributors and pilot programs. OEM orders require a minimum order quantity of 500 pieces, supporting larger-scale private-label initiatives. Standard orders are delivered within 7 to 15 days, while OEM and ODM orders are completed within 20 to 35 days. Samples of the 4-channel BTE hearing aid are available for testing, with sample lead time of 3 to 7 days, enabling partners to evaluate product performance before placing bulk orders.
The power digital hearing aid is backed by a warranty policy ranging from one to two years, providing partners and end-users with confidence in product reliability. Free spare parts support is included, ensuring that minor repairs and replacements can be handled efficiently. Technical after-sales service is available to assist distributors and hearing care professionals with fitting questions, troubleshooting, and product training. The L4-BTE-P 4-channel BTE hearing aid is manufactured under strict quality standards, with certifications including FDA, ISO13485, FCC, EMC, and MDSAP, demonstrating compliance with international regulatory requirements.
As a trusted behind the ear hearing device, the L4-BTE-P hearing aid represents an excellent balance between performance, affordability, and manufacturing flexibility. Whether you are a hearing aid distributor seeking a reliable entry-level product, an audiology clinic looking for a cost-effective fitting solution, or a brand launching a private-label hearing care line, the L4-BTE-P 4-channel BTE hearing aid delivers the features, quality, and support necessary for success in competitive international markets.
Product General Information:
Place of Origin: |
Zhejiang, China |
Brand Name: |
AcoSound |
Model Number: |
L4-BTE-P |
Certification: |
FDA ISO13485 FCC EMC MDSAP Etc. |
OEM & ODM Service |
- Logo printing
- Packaging customization
- Product color customization
|
Commercial Terms of Products:
Minimum Order Quantity: |
· Standard models: MOQ 100 pcs
· OEM orders: MOQ 500 pcs
|
Delivery Time: |
· Standard orders: 7–15 days
· OEM/ODM orders: 20–35 days
|
Sample Policy: |
· Samples available for testing
· Sample lead time: 3–7 days
|
Warranty Policy |
· 1–2 years warranty
· Free spare parts support
· Technical after-sales service
|
Product Parameter Information
| Model# |
L4-BTE-P |
L8-BTE-P |
L12-BTE-P |
L16-BTE-P |
| OSPL 90(dB) |
MAX |
128 |
| HFA |
116 |
| FOG 50(dB) |
MAX |
51 |
| HFA |
41 |
| THD(Hz) |
500 |
3% |
| 800 |
3% |
| 1600 |
3% |
| RTG |
Target |
41 |
| Measure |
41 |
| EQ(dB) |
25 |
| Battery current(mA) |
1.4 |
| Frequency range(Hz) |
200-5500 |
|
|
|
|
|
|
| Channel |
4 |
8 |
12 |
16 |
| ERAC Context Analysis Based Intelligent Multi-Compression Technology |
ERAC1.0,
Dual-Knee |
ERAC1.0,
Dual-Knee |
ERAC1.0,
Dual-Knee |
ERAC1.0,
Dual-Knee |
| Independent Adjustable Compression & Amplifification Channels |
4 |
8 |
12 |
16 |
| Independent Adjustable Band |
8 |
16 |
24 |
32 |
| ACOD Intelligent Multi-Core DSP |
ACOD2101 |
ACOD2101 |
ACOD2101 |
ACOD2101 |
| DSP Channels |
16 |
32 |
48 |
64 |
| DFBC Adaptive Feedback Cancellation |
AFC2.0,2 levels |
AFC2.0,2 levels |
DFBC2.0 , 2 Levels |
DFBC2.0 , 2 Levels |
| SIW Technology |
SIW |
SIW |
SIW |
SIW |
| Environment Recognition Management System |
No |
No |
Standard |
Standard |
| ENDR Environment Detection and Nolise Reduction System |
ENDR1.0
Max 15dB |
ENDR1.0
Max 17dB |
ENDR2.0
Max 20dB |
ENDR2.0
Max 20dB |
| Noise Source Tracking and Supression Technology |
No |
No |
Standard |
Standard |
| Transient Noise Management |
No |
Standard |
Standard |
Standard |
| Wind Noise Management |
No |
No |
Standard |
Standard |
| Directional Dual-Microphone Technology |
All Direction |
Fixed Direction |
Standard |
Standard |
| Directional Speech Enhancement Technology |
No |
Fixed |
Standard |
Standard |
| Programs Selectable |
4 |
4 |
4 |
4 |
| Internal Sound Field Assessment System |
✓ |
✓ |
✓ |
✓ |
| Internal Audiometer System |
✓ |
✓ |
✓ |
✓ |
| Adjectable Turn-on Delay |
✓ |
✓ |
✓ |
✓ |
| Occlusion Effect Management |
✓ |
✓ |
✓ |
✓ |
| Low Battery Power Notifification |
✓ |
✓ |
✓ |
✓ |
| Adjustable Notifification Volume |
✓ |
✓ |
✓ |
✓ |
| Volume Control |
✓ |
✓ |
✓ |
✓ |
| FM Interface Compatible |
✓ |
✓ |
✓ |
✓ |
| Auto Phone Function |
✓ |
✓ |
✓ |
✓ |
| Memory After Power-off |
✓ |
✓ |
✓ |
✓ |
| Personalized Data Storage |
Standard |
Standard |
Standard |
Standard |
| Nano Coating Technology |
✓ |
✓ |
✓ |
✓ |
Complete Specification Summary
model |
L4-BTE-P |
Product Type |
BTE Hearing Aid |
Maximum OSPL90 |
128 dB |
HFA OSPL90 |
116 dB |
Maximum Full-On Gain |
51 dB |
HFA Full-On Gain |
41 dB |
Total Harmonic Distortion (500Hz) |
3% |
Total Harmonic Distortion (800Hz) |
3% |
Total Harmonic Distortion (1600Hz) |
3% |
Reference Test Gain |
41 dB |
EQ（dB） |
25 dB |
Battery Current |
1.4 mA |
Frequency Range |
200–5500 Hz |
Compression Channels |
4 |
Adjustable Frequency Bands |
8 |
DSP Platform |
ACOD2101 Intelligent Multi-Core DSP |
DSP Processing Channels |
16 |
Feedback Cancellation |
AFC2.0 |
Noise Reduction |
ENDR 1.0 (Up to 15 dB) |
Programs Selectable |
4 |
EN
