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Industrial Telephone Application Specification model: Knsp-01 defend Grade: Gb 4208-93 Ip 66 call Capability Of Phone: Gb/t 15279-94 application Scope: Metro, Light Railroad, Speedway, Ship, Mi |
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industrial telephone Application Specification Model: KNSP-01 Defend grade: GB 4208-93 IP 66 Call capability of phone: GB/T 15279-94 Application scope: metro, light railroad, speedw |
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