RL-9908 Dual-Way Intercom System (RL-9908)

The RL-9908 Dual-Way Intercom System is a professional wired window intercom designed for clear, hands-free communication through security barriers such as glass partitions. Commonly used in banks, hospitals, post offices, ticket counters, and service windows, this system delivers reliable two-way audio with noise reduction and anti-interference technology. Featuring a durable aluminum alloy main unit, adjustable gooseneck microphone, independent volume controls, and recording support, the RL-9908 ensures smooth, secure, and efficient communication in high-traffic customer service environments.

Product Features

Dual-Way Hands-Free Communication

Enables automatic two-way intercommunication without the need to press buttons, allowing natural and efficient conversation between staff and customers.

Clear Audio Performance

Equipped with high-sensitivity microphones and quality speakers with anti-interference and noise-reduction processing to ensure clear, natural voice transmission through glass or barriers.

Durable and Professional Design

The main unit features a robust aluminum alloy shell for long-term reliability, while the external unit has a slim, compact design suitable for counter installations.

Adjustable Gooseneck Microphone

The flexible metal microphone can be rotated 360 degrees, allowing precise positioning for optimal voice pickup.

Independent Volume Control

Separate knobs allow individual adjustment of inside and outside speaker volume for balanced communication in noisy environments.

Recording Output Support

Includes a 3.5mm recording jack, enabling connection to external recording devices for monitoring, security, or record-keeping purposes.

Easy Installation and Operation

Designed for plug-and-play installation with simple wiring between units, indicator lights display system status, and setup supports both tabletop and wall mounting.

Wide Application Use

Ideal for banks, hospitals, post offices, railway stations, insurance offices, ticket booths, and other secure counter environments.

Product Specifications

• Product Type: Wired dual-way window intercom system
• Operation Mode: Automatic hands-free two-way communication
• Working Voltage: DC 9V / 0.5A or AC 9V / 1A
• Input Voltage: AC 110–240V
• Main Speaker Output: 2W (some variants up to 3W)
• Frequency Response: 100Hz–15kHz
• Inside Microphone Sensitivity: -48dB ±2dB, 20Hz–20kHz
• Outside Microphone Sensitivity: -48dB ±2dB, 20Hz–16kHz
• Audio Sensitivity: 48 dB
• Main Unit Material: Aluminum alloy
• Main Unit Dimensions: Approx. 158 x 87 x 46 mm
• Sub Unit Dimensions: Approx. 91 x 77 x 23 mm
• Cable Length: Approx. 1.6 meters
• Volume Control: Independent inside and outside adjustment knobs
• Recording Output: 3.5mm audio recording jack
• Indicators: LED indicator lights for working status
• Installation Type: Desktop or wall-mounted
• Application Areas: Banks, hospitals, post offices, ticket offices, service counters