Record function
- The host has a 3.5mm recording interface, which can be connected to external recording equipment to meet your different office needs.
- A wireless microphone can be connected to realize the mobile function of the host.
Flexible mic
- The streamlined design and gooseneck microphone can be rotated 360° at will, it is not easy to break.
- The microphone is sturdy and durable, and the ultra-long stainless steel hose microphone tube can be bent at will without dead ends, which can realize calls at any angle.
Problem of loud noise
- 1. Increase the distance between the host and the extension.
- 2. It is better to have obstructions between the host and the extension to prevent mutual interference.
- 3. Adjust the volume level: when the volume is too loud, the noise will be generated.
Problem of microphone or speaker
- 1. Check whether the connection line is loose;
- 2. Check whether the mute button is on;
- 3. Check whether the volume knob is at the lowest level;
- 4. It is best for customers to speak 20cm away from the microphone, it will be difficult to record the voice if it is too far away
Parameter comparison
 Retevis RT-9908 |  Retekess TW102 |  Retekess TW106 |  Retevis RT-9908(4 Pack) |  Retevis RT-9909 |  Retekess TW103 |  Retekess TW104 | |
|---|---|---|---|---|---|---|---|
Customer Reviews | — | — | — | — | — | — | — |
Price | — | — | — | — | — | — | — |
Line length | 1.8m or 70.86 inch | 8m or 315 inch | 1.8m or 70.86 inch | 1.8m or 70.86 inch | 1.8m or 70.86 inch | 2 m or 78.74 inch | 1.8m or 70.86 inch |
Two-way voice transmission | v | v | v | v | v | v | v |
Waterproof | / | / | / | / | IPX5 | / | / |
Support wireless mic | v | v | v | v | v | v | / |
Supports recording | v | v | v | v | v | v | v |
Two-way volume control | v | v | v | v | v | v | v |
Noise Cancellation | v | v | v | v | v | v | v |
Flexible microphone | v | v | v | v | v | v | v |
Mute button | / | v | v | / | / | v | v |
Is the sound clear on this window intercom? Is there any feedback? How does it perform in noisy environments?
The Retevis RT-9908 window speaker features a dedicated sidetone processing chip, delivering true, distortion-free, clear audio. It uses a high-strength 4-core aluminum foil shielded cable to automatically eliminate noise in noisy environments.
How to install this business intercom system? Does it require drilling?
No, this window speaker intercom system doesn't require drilling. You just need to tape the speaker to the glass, and it's very secure.
In what scenarios are this window microphone and speaker suitable?
The Retevis RT-9908 window intercom system is suitable for a variety of scenarios: hospital, pharmacy, bank, counter, hotel, restaurant, food cart, ticket window, drive-thru, office, school, shop, factory etc.
How does this drive-thru intercom system work? Do I need to press a button to speak, or is it automatically hands-free?
Simply plug the speaker cable into the main unit and turn it on; the window intercom uses automatic two-way communication technology; once turned on, it will automatically detect the voice signal and communication can begin immediately.
How long is the external speaker connection cable? Can a longer extension cable be used?
The speaker cable is 7.36 inches long, which is sufficient for everyday window work. If a longer cable is needed, please take a look at our other window intercom: the TW102, which has an 8m speaker cable.
Basic Window Intercom
High -power Window Intercom
Support External Wireless Mic
Multiple Window Intercoms
- Retekess has been innovating and working hard in the field of Wireless Communication Technology for more than 10 years.
- Retekess has professional teams working on wireless technology application and innovation, software, market research and development, quality control, warehouse management.
- Products and solutions serve over 20 industries. It includes: Radio; Restaurant call system; Travel guide system and so on.
What makes our products unique?
RETEKESS brand strives to find the best solution for short range wireless technology calling, creating a wireless transmission system for Retekess products.
Our team has been researching wireless technology deeply, actively exploring market changes, and expanding its product line to cover all age groups and different usage scenarios.
Why do we love what we do?
We can keep pace with the development of the digital age, Using wireless technologies to help people live more comfortable. We aim to adopt wireless technology to make communication easier
Automatically recognizes and processes the voice signal during the call without any operation.
Digital voice chip effectively reduces surrounding environmental noise to ensure clear talk.
The internal and external volume knobs can be used to adjust the volume separately.
Record function
- The host has a 3.5mm recording interface, which can be connected to external recording equipment to meet your different office needs.
- A wireless microphone can be connected to realize the mobile function of the host.
Flexible mic
- The streamlined design and gooseneck microphone can be rotated 360° at will, it is not easy to break.
- The microphone is sturdy and durable, and the ultra-long stainless steel hose microphone tube can be bent at will without dead ends, which can realize calls at any angle.
Problem of loud noise
- 1. Increase the distance between the host and the extension.
- 2. It is better to have obstructions between the host and the extension to prevent mutual interference.
- 3. Adjust the volume level: when the volume is too loud, the noise will be generated.
Problem of microphone or speaker
- 1. Check whether the connection line is loose;
- 2. Check whether the mute button is on;
- 3. Check whether the volume knob is at the lowest level;
- 4. It is best for customers to speak 20cm away from the microphone, it will be difficult to record the voice if it is too far away
Application Scenario
Parameter comparison
Retevis RT-9908 |  Retekess TW102 | Retekess TW106 | Retevis RT-9908(4 Pack) | Retevis RT-9909 | Retekess TW103 | Retekess TW104 |
|---|---|---|---|---|---|---|
| Customer Reviews | ||||||
| — | — | — | — | — | — | — |
| Price | ||||||
| — | — | — | — | — | — | — |
| Line length | ||||||
| 1.8m or 70.86 inch | 8m or 315 inch | 1.8m or 70.86 inch | 1.8m or 70.86 inch | 1.8m or 70.86 inch | 2 m or 78.74 inch | 1.8m or 70.86 inch |
| Two-way voice transmission | ||||||
| v | v | v | v | v | v | v |
| Waterproof | ||||||
| / | / | / | / | IPX5 | / | / |
| Support wireless mic | ||||||
| v | v | v | v | v | v | / |
| Supports recording | ||||||
| v | v | v | v | v | v | v |
| Two-way volume control | ||||||
| v | v | v | v | v | v | v |
| Noise Cancellation | ||||||
| v | v | v | v | v | v | v |
| Flexible microphone | ||||||
| v | v | v | v | v | v | v |
| Mute button | ||||||
| / | v | v | / | / | v | v |
Is the sound clear on this window intercom? Is there any feedback? How does it perform in noisy environments?
The Retevis RT-9908 window speaker features a dedicated sidetone processing chip, delivering true, distortion-free, clear audio. It uses a high-strength 4-core aluminum foil shielded cable to automatically eliminate noise in noisy environments.
How to install this business intercom system? Does it require drilling?
No, this window speaker intercom system doesn't require drilling. You just need to tape the speaker to the glass, and it's very secure.
In what scenarios are this window microphone and speaker suitable?
The Retevis RT-9908 window intercom system is suitable for a variety of scenarios: hospital, pharmacy, bank, counter, hotel, restaurant, food cart, ticket window, drive-thru, office, school, shop, factory etc.
How does this drive-thru intercom system work? Do I need to press a button to speak, or is it automatically hands-free?
Simply plug the speaker cable into the main unit and turn it on; the window intercom uses automatic two-way communication technology; once turned on, it will automatically detect the voice signal and communication can begin immediately.
How long is the external speaker connection cable? Can a longer extension cable be used?
The speaker cable is 7.36 inches long, which is sufficient for everyday window work. If a longer cable is needed, please take a look at our other window intercom: the TW102, which has an 8m speaker cable.
Basic Window Intercom
High -power Window Intercom
Support External Wireless Mic
Multiple Window Intercoms
- Retekess has been innovating and working hard in the field of Wireless Communication Technology for more than 10 years.
- Retekess has professional teams working on wireless technology application and innovation, software, market research and development, quality control, warehouse management.
- Products and solutions serve over 20 industries. It includes: Radio; Restaurant call system; Travel guide system and so on.
What makes our products unique?
RETEKESS brand strives to find the best solution for short range wireless technology calling, creating a wireless transmission system for Retekess products.
Our team has been researching wireless technology deeply, actively exploring market changes, and expanding its product line to cover all age groups and different usage scenarios.
Why do we love what we do?
We can keep pace with the development of the digital age, Using wireless technologies to help people live more comfortable. We aim to adopt wireless technology to make communication easier
