https://sparkservices.net/store/att/att-cm18245-4-line-small-business-system-deskset
ATT-CM18245 4-Line Small business system Deskset | SPARK Services
- Requires the CM18445 console to operate- 1- to 4-line capability- Simple installation- DECT 6.0 digital technology- Digital answering system- Full-duplex
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