NE-2701 Ethernet-E1 converter adopts the ASIC chip as the core, which features simple circuits and compact structure and enhances the reliability of the integrated equipment. The Ethernet-E1 converter provides data transmission channels at a maximum bandwidth of 2.048M for the Ethernet over coaxial cables and connects two LANs through coaxial cables. It is applicable to multiple application scenarios including LAN extension, network isolation, and access of LAN into WAN. It connects an Ethernet network to a telecommunications transmission network, a private network or a WAN.

• Supporting IEEE802.3Q VLAN frames and 1536 bytes jumbo frames
• Supporting data transmission from 10/100M Ethernet to E1
• Configurable Ethernet bandwidth, supporting a maximum rate of 2.048 Mbps
• Supporting full-duplex PAUSE flow control function
• Supporting address filtering function
• RJ45 interface, supporting auto-sense of MDI/MDI-X cable
• Supporting the reset of a remote system from a local system
• Supporting audio alarm function, with the audio alarm system to be disabled by the user at any time
• Supporting E1 line loop back function
• Built-in switching power supply, overall power consumption < 3W; external 220V AC and -48V DC interface

Parameter	Specifications
Protocols and Standards	G.703, G.704, G.736, G.823, I.431 IEEE802.3 100BASE_TX
E1 interface	In compliance with ITU-T G.703/G.704 protocol Rate: 2.048 Mb/s Code pattern: HDB3 Interface impedance: 75W BNC interface (unbalanced)/ 120W RJ45 interface (balanced) Permitted input frequency shift: 2.048MHz ±100PPM Jitter characteristics:  G.823 recommendation
Ethernet Interface	Impedance: 100ohm, physical interface: RJ45 Interface rate: 100Mbps  Coding: Manchester Cable: 75ohm coaxial-cable, UTP5 twisted pair
Power	Capable of dual power supply, mutual hot backup 220V (AC) input, allowing 175V~264V (AC); or -48V (DC) input, allowing -40V~-60V (DC)
Power Consumption	<5W
Operating temperature	0~55ºC
Relative humidity	≤95% (at 25ºC)
Dimensions	212mm (W)×150mm (D)×38mm (H)