NEC/Nitsuko DX2NA-4DTDU-S1 4-Circuit Dial Tone Detection Card (92035) (Refurbished)

Description

The NEC/Nitsuko DX2NA-4DTDU-S1 Dial Tone Detection Card (92035) features:
• Provides 4-cicuits for Outbound Dial Tone Detection for:
     — Off Premise Extensions
     — Analog Trunks
• Provides DTMF receivers for these types of inbound trunks:
     — DTMF DIDs
     — DTMF E&M Tie Lines 
     — DISA
     — T1 DNIS
     — T1 DID
     — T1 Tie Lines
• Works in the 28i and 124i systems 
▪ Refurbished
▪ One Year Warranty