The HJ-A2020E series multiplexer is a device designed for accessing traditional TDM and broadband IP data services, utilizing E1 channels or fiber optic channels as transmission media. It offers 64x64K user services, including voice, Ethernet, E1 (G.703), and asynchronous data.

Product categories are diverse, economical, and concise; offering quick and flexible solutions for scattered users, small businesses, or those temporarily scaling up.

The product boasts a high performance-to-price ratio.

Feature Highlights:

1. Utilizes SFP optical interface for greater flexibility and convenience in product configuration, supporting both optical port and E1 port protection.

2. Suitable for ≤128 user business applications.

3. Modular system design; configure various functional business modules to meet user requirements at will.

4. Configure FXO/FXS/stone/4-line audio/E&M/RS232/RS422/RS485 based on customer requirements.

5. High cost-performance, aesthetically pleasing design, easy installation and operation.

6. Telecommunications-grade voice quality, supports caller ID display; reverse polarity billing signal (optional).

7. Offer comprehensive alarm and working status indicator lights.

8. Strong anti-interference capability, stable performance, and comprehensive functions.

9. Power supply options: AC220V or DC-48V (optional)

10. Features comprehensive network management functions, with real-time detection of various device operating states (optional);

11, 19-inch 2U aluminum profile server case

12. Dimensions: 484(L) x 231(W) x 88(H) mm