Specifications:

• Type: Sentry Call Blocker
• Model Number: call blocker device for landline phones 818
• Model Number: 818
• Functions 2: Call Blocker to stop unisance calls
• Functions 1: Call Blocker to stop unwanted calls
• Function 6: phonebook,whitelist,blacklist
• Function 5: Call blocker to stop junk calls
• Function 4: Call blocker to stop telemarketing calls
• Function 3: Call Blocker to stop spam calls
• Category: Call Blocker,caller ID display
• Brand Name: TelPal