Feature●Use the flash function to call the mute function. Can be placed on desktop or wall●Powered by a phone line, no batteries required. Simple and convenient, energy saving and environmental protection.●Exquisite and compact, it does not take up much space. No caller number.●With the last number redial function.●If you have any questions about this tool, please contact us. Our professional after-sales team will answer any questions within 24 hours.[blk]
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