Biamp Tesira EEC-4 CK 4-Channel Expander Input Card with AEC - 909.0340.900 is backordered and will ship as soon as it is back in stock.
Shipping Availability*
Shipping Availability*
Free Ground Shipping on Most Orders Over $250.00
Looking for the best price or expert advice? Give us a call at 1-888-230-3661 or use the Live Chat below. Buying 1 or 100, you may qualify for greater savings beyond the advertised price.
Product Overview
The Biamp Tesira EEC-4 is an optional expander card that installs in the Tesira EX-MOD modular expander. Each EEC-4 provides four channels of mic or line level audio input with Acoustic Echo Cancellation (AEC). The inputs are electrically balanced and provided on plug-in barrier strip connectors. The card extends the input capacity of a Tesira system for conferencing and installed audio.
Product Description
The EEC-4 adds four balanced mic or line level inputs with AEC to an EX-MOD chassis, with software control of each input that includes gain with a clip indicator, 48V phantom power, mute, level, and signal invert. Input gain ranges from 0 to 66 dB and is adjustable in 6 dB increments, while the fader range spans -100 dB to +12 dB. A signal-invert option supports reverse polarity. The card is RoHS compliant and AES grounded. It is covered by Biamp's five-year warranty.
Key Features
- Four AEC Inputs — The card provides four channels of balanced mic or line level input with Acoustic Echo Cancellation.
- Barrier Strip Connectors — Inputs are provided on plug-in barrier strip connectors.
- Adjustable Gain — Gain ranges from 0 to 66 dB, adjustable in 6 dB increments, with a clip indicator.
- Phantom Power — Each input offers 48V phantom power, mute, level, and signal invert.
- EX-MOD Compatible — The card installs in the Tesira EX-MOD modular expander.
- Five-Year Warranty — The card is covered by Biamp's five-year warranty.
Typical Applications
- Conference room
- Boardroom
- Commercial meeting space
- Training room
Technical Specifications
| Card Type | 4-channel expander input card with AEC for Tesira EX-MOD |
| Channels | 4 balanced mic or line level inputs |
| Echo Cancellation | Acoustic Echo Cancellation (AEC) |
| Gain Range | 0 - 66 dB, adjustable in 6 dB increments |
| Phantom Power | 48V |
| Fader Range | -100 dB to +12 dB |
| Connectors | Plug-in barrier strip |
| Compliance | RoHS compliant, AES grounded |
| Warranty | Biamp five-year warranty |
Frequently Asked Questions
Where does the EEC-4 install?
It installs in the Tesira EX-MOD modular expander.
Does it include echo cancellation?
Yes. Each of the four channels includes Acoustic Echo Cancellation.
Does it provide phantom power?
Yes. Each input offers 48V phantom power.
Explore the full range of Biamp audio solutions at the Creation Networks Biamp collection.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
Nationwide Audiovisual Services, Design, Installation & Support
Creation Networks is a trusted nationwide partner for complete audiovisual solutions — delivering expert AV system sales, professional design, programming, installation, and ongoing support to organizations across the United States.
From Microsoft Teams Rooms and enterprise video conferencing to LED video walls, live streaming production, and hybrid collaboration systems, we provide end-to-end AV integration using premium, certified technology from industry leaders including Crestron, Q-SYS, Shure, Extron, and Absen.
Whether you operate a single location or manage facilities nationwide, Creation Networks ensures your AV systems are designed for reliability, scalability, security, and long-term performance — helping your organization communicate more effectively and operate at peak efficiency.
CREATION NETWORKS — A PARTNER YOU CAN TRUST SINCE 2006










