ESSENTIAL TELEPHONE TESTER: Tests telephone lines by detecting dial tone, making and receiving calls, and using tone and pulse modes
RJ11 SWITCHBOX: Can test telephone lines directly by plugging them in
ABN CLIPS: Angled Bed-of-Nails Clips clamp connections securely
WATERPROOF HOUSING: Protects the tool from inclimate weather
INCLUDES: Telephone line tester, RJ11 test cord, and an extra fuse