Professional Discussion Conference System Host

Frequency Response: 100Hz - 12.5kHz

Output Impedance: REC: 2000Ω, LINE: 2000Ω, BALANCE: 300Ω, UNBALANCE: 4000Ω

Signal-to-Noise Ratio: 78dB (1kHz THD 1%)

Speaking Modes: First-In-First-Out, Last-In-First-Out, Auto Mode, Discussion Mode, Chairman Mode

Unit Voltage: DC24V (Power supplied by the host)

Transmission Method: RJ45

Rated Voltage: AC110/220V ± 10%, 50Hz

Rated Power: 100W

Size: 480 × 270 × 88mm (19" international standard rack)

System Features:

★ Equipped with 5 sets of RJ45 loopback signal collection interfaces, using "ring hand-in-hand" connection for enhanced system reliability

★ Standard network cable (Cat5e or Cat6) connections between each unit for convenient and fast setup

Each group of connections can accommodate up to 30 units, with a total of 150 units per mainframe, expandable via additional extenders

★ Supports WiFi for comprehensive central processor control

★ Pre-installed Dante port, enabling expansion of Dante network transmission

Additional support for three LINE/MIC inputs via Dante network, configurable through software settings

Remote control and assistance possible via TCP/IP network interface

Conference functionalities supported: Discussion

Hot-swappable capability

RS232 control support, bidirectional coding capability, seamless integration with intelligent central control systems

External audio input and recording output ports supported

Telephone conference access port available

Individual unit functions can be locked or unlocked; each unit has electronic volume adjustment functionality

Multiple speaking modes: First-In-First-Out, Last-In-First-Out, Auto Mode, Discussion Mode, Chairman Mode

Equipped with voice-activated microphone activation and speech time limit function (optional, 1-999 seconds)

Computer connection enables simulation of live conference scenario layout, allowing instant activation or deactivation of all unit microphones

Host features a LCD operation interface (3.5 inches) with multi-language switching and calendar display capability.

Low-Frequency Transducer: Utilizing a 6.5-inch Kevlar low-frequency cone driver with a rubber surround.

High-Frequency Transducer: Incorporating a 1-inch aluminum dome tweeter with an EOS waveguide design.

Rated Power: 45W; Maximum Output Power: 175W.

Input Impedance: 8Ω.

Nominal Coverage Angle (H×V): 90° × 90°.

Frequency Response (-3 dB): 60Hz to 20KHz.

Sensitivity: 91dB.

Adjustable Directivity.

Mounting Hole Diameter: 200mm.

Mounting Depth: 110mm.

Specification Features:

High-performance array column system.

4x 4-inch woofers / 3x 1-inch tweeters.

Column line array dispersion angle: 140° x 20°.

Frequency response: (±3dB) 100 Hz ~ 20 KHz (±3 dB).

Axial sensitivity: (dB SPL, 1 watt @ 1 meter) Full-range 95dB.

Impedance: 4 Ω.

Power handling: AES standard 150W.

Maximum output sound pressure level: (dB SPL @ 1 meter) Full-range peak 120.

Low-frequency: 4x 4-inch woofers.

High-frequency: 3x 1-inch soft dome tweeters.

Physical dimensions: 660 x 159 x 159mm.

Gross weight: 10.22 kg, Net weight: 8.84 kg.

Frequency Response: (±3dB) 35Hz to 120Hz (±3 dB), and (-10dB) 28Hz to 140Hz (-10dB).

Nominal Directivity: (-6dB) None.

Sensitivity (@1W/1m): 94dB.

Power Handling: Ultra-Low Frequency: 1000W.

Impedance: Ultra-Low Frequency: 8Ω.

Maximum Sound Pressure Level: Ultra-Low Frequency: 124dB SPL, 130dB SPL peak.

Driver Specifications: Ultra-Low Frequency: 2 x 15-inch neodymium drivers with 72mm voice coils.

Enclosure Dimensions (Height × Width × Depth): 608.5mm × 480mm × 690mm.

Net Weight: 54kg.

Mounting/Hanging: 3-point suspension.

Connection Sockets: 2 x NL4MP sockets.

Connection Method: 1 positive (+) and 1 negative (-).

Materials: 18mm multi-layer birch plywood.

Enclosure Surface Coating: Polyurethane spray coating.

Grille: Steel grille with a transparent acoustically resistive dust cover.