The D6211 Conference Expansion Unit is designed to expand the capacity of the digital conference system, allowing more conference units to be connected within a single system. It supports up to 128 conference units per device and up to 31 expansion units in cascade, providing flexible system expansion for medium to large-scale conference applications. The unit features a 2U rack-mounted design and ensures stable signal transmission and reliable performance.
Model | D6211 |
Frequency Response | 20Hz–20kHz (±3 dB) |
Signal-to-Noise Ratio | ≥80 dB |
Harmonic Distortion | <0.3% |
Static Power Consumption | 10W |
Maximum Power | 350W |
Output Power | ≤110 W / 3 channels, 24 V |
Maximum Number of Units | 128 pcs |
Power Supply | Switching power supply 220V / 50Hz / 350W |
Net Weight | 6.3 kg |
Gross Weight | 6.9 kg |
Product Dimensions (L × W × H) | 484 × 385 × 88 mm |
Package Dimensions (L × W × H) | 525 × 480 × 185 mm |
D7234 Embedded Speech Delegate UnitSeptember 7, 2021The D7233/D7234 conference unit integrates functions such as speaking, voting, sign-in, self-test, tea application service and two-way intercom. Adopt cardioid directional condenser microphone, built-...view
D7223A Desktop Chairman MICOctober 22, 2021This product is a conference speech mic integrating speaking and voting. With 315mm and 415mm in length optional for the microphone rod, available in black and silver colors. D7223A is a desktop chair...view
D7331 5G WiFi Conference Microphone ChargerNovember 2, 2021The charging case includes 10 outlets to simultaneously charge 10lithium-ion-battery wireless conference units. The lithium battery is 1000mAH, empty to full charge in 3.5 hours and It has 10 USB-a ou...viewwe will contact you within 24 hours.
Features of Paperless Conference SystemMarch 20, 2023Paperless conference system with ultra-thin curved dual-sided LCD screen design, with the inner LCD screen as a capacitive touch screen, making it simple and convenient to view and operate; the system...view
What Are the Characteristics of the Conference Sound System DesignJuly 21, 2021On the premise of meeting the national standards, we should try to meet the needs of customers to the maximum extent. To ensure that acoustical specifications of these venues meet the specified requir...view