SM-3620M Dual-System Fully Digital Conference Host

Key Features:

1. Utilizes fully digital conference technology developed on a digital network architecture. Equipped with a high-performance CPU processor for faster processing and superior audio quality. Supports discussion and video tracking functions; includes voting capability during wired conferences.

2. Powered by a high-performance switching power supply, ensuring no degradation in audio quality during long-distance transmission.

3. Innovative electromagnetic interference (EMI) suppression circuit design eliminates interference from mobile phones and other electronic devices.

4. FM frequency modulation audio transmission paired with high-fidelity circuitry and anti-howling design. Incorporates a new anti-howling unidirectional high-sensitivity condenser microphone capsule for high-fidelity sound reproduction;

5. Wireless high-frequency signal communication for both control and audio signals, eliminating microphone cabling for simple, flexible installation;

6. Features a 4.3-inch full-view IPS capacitive touchscreen for intuitive display and convenient adjustment of system parameters;

7. Supports USB recording with high-fidelity WAV format output;

8. The main unit offers 20 fixed frequency channels, enabling simultaneous use of multiple wireless systems in the same venue while preventing interference with other wireless devices;

9. Each system supports up to 200 wireless conference units. Simultaneous speaker count can be set from 1 to 6, with a maximum of 6 chairpersons speaking concurrently.

10. Compatible with wired conference units for simultaneous use. Supports hot-swappable microphone units via 1 set of dual RJ45 interfaces. Utilizes closed-loop Ethernet connection mode, enabling bidirectional power supply for wired Ethernet microphone units. Supports up to 20 Ethernet-connected units. Additionally, it includes one 8-pin microphone unit interface supporting 30 units with 8-pin connectors;

11. Features multiple conference modes: FIFO (First-In-First-Out), APPLY (Request-Based), FREE (Open), and LIMIT (Restricted);

12. The system provides conference service functions, allowing speaking units to request refreshments, stationery, assistance, etc.;

13. Utilizes a high-performance DSP processor for audio bass/treble adjustment and noise reduction, ensuring clear and transparent sound; enables on-site parameter adjustment and effectively suppresses feedback;

14. Features a USB port for connecting to a computer to operate and configure the host unit;

15. Features camera communication interfaces (232 and 485, 6P Phoenix connectors) for connecting SD/HD cameras, supporting SONY VISCA and PELCOP/D protocols;

16. Includes a video switching 232 interface (3P Phoenix connector) for connecting to HD video matrices;

17. Offers a 4×1 HDMI HD video switching interface (optional);

18. Features a 232 interface for central control codes (3P Phoenix connector) for connecting to central control systems;

19. Features 1 balanced audio output interface (3P Phoenix connector) for connecting to amplification or recording equipment;

20. Features 1 unbalanced audio output port (3P Phoenix connector) for connecting to amplification or recording equipment;

21. Features 1 DANTE audio output port for connecting to other DANTE devices (optional);

22. Features 1 unbalanced audio input port (2P Phoenix connector) for receiving external audio signals (e.g., background music or remote voice signals);

23. Features an alarm signal input interface (alarm voltage interface + 1x 2P Phoenix plug alarm audio input port). When the public address alarm system activates, it automatically pauses the meeting and sends alarm information to participating units;

24. Effective RF communication range: 60 meters indoors, 100 meters outdoors;

25. Mountable on a standard 19-inch rack for easy storage and maintenance.

 

Technical Specifications:

Main Unit Power Supply: AC 110V-220V/50Hz

Power Consumption: <7.2W

Main Unit Dimensions (L×W×H): 483mm×326mm×88mm

Main Unit Weight: 5.5kg

Transmission Method: UHF Wireless (One-Way)

Transmission Band: UHF 512-945MHz

Demodulation Method: FM

Sensitivity: -90dBm

Control Signal: Transmission Method UHF Wireless (Two-Way)

Number of Channels: 20

Transmission Band: UHF 423-436MHz

Modulation Method: FSK

Sensitivity: -90dBm

Radiated Power: ≤+7dBm

Frequency Deviation: <0.003

Data Rate: 110KBPS

 

Interfaces

Recording Interface: rUSB

Audio Signal Receive Interface: BNC x3

Data Signal Interface: TNC x1

Wired Microphone Unit Interface: DIN-8 x1, RJ45 x1 (group)

Data Expansion Interface: 4P connector

Central Control Connection: RS-232 (3P connector) x1

Video Switching Communication Interface: RS-232 (3P connector) x1

Video Interface: HDMI x1 (optional)

Camera Control Interface: 6P connector

Computer Interface: USB x1

Audio Input: 2P connector (unbalanced) x1, RCA (unbalanced) x1, 3P connector (unbalanced) x1 (alarm device)

Audio Output: 3P connector (balanced) x1, 2P connector (unbalanced) x1, XLR (balanced) x1, 6.35mm (unbalanced) x1, RCA (unbalanced) x3

Digital Audio Interface: Dante x1 (optional)