
Panasonic KX-TGA710B Call Blocker for Landline Phones
Block up to 16,000 robocallers and telemarketers from your landline with one-touch call blocking and talking Caller ID.
*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Key Features
Robocall Blocker - connect to landline cordless phones to block robocalls, unknown International, 00 prefix and other callers; ideal for phones without call Block or limited registration capability
Blocks total 16, 000 telemarketer numbers - includes pre-programmed database of 14, 000 robocaller and telemarketer numbers; can add 2, 000 more manually; when an unknown call comes in, press the red button to block and register the number
Build your own database - store up to 100 numbers of friends, family and others; when a trusted number calls, a green LED blinks on the unit, therefore you can answer the phone with peace of mind; when unknown call, The LED blinks red
Bilingual talking Caller ID – Announce Name or the number of callers, hear who's calling — friend or unknown —from across the room with convenient talking Caller ID Announcements in English or Spanish
Minimal footprint design - fits neatly beside your cordless phone; large red call Block button is easy to push; a bright white, easy-read Backlit LCD clearly shows Caller names or numbers
Specifications
Pros & Cons
👍 Pros
- Pre-loaded database of 14,000 known robocaller and telemarketer numbers provides immediate protection out of the box
- One-touch red button makes blocking new unwanted numbers quick and effortless
- Bilingual talking Caller ID announces callers in English or Spanish so you can screen calls from across the room
- Trusted contact list of up to 100 numbers with green LED indicator lets you know when a familiar person is calling
- Compact, minimal-footprint design fits neatly beside your existing cordless phone
👎 Cons
- Only compatible with cordless landline phones, so it cannot be used with corded phones or VoIP systems
- The manual block list is limited to 2,000 additional numbers, which may fill up over time
- Requires Caller ID service from your phone provider to function properly
- The pre-programmed robocaller database is static and does not update automatically with new spam numbers
- The trusted contact list holds only 100 numbers, which may not be enough for some households