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Wonderful Ringtone Amplifier. OFF/on switch of the RJ11 Ringtone Amplifier for ringer sound. Help the hearing-impaired to recognize ring coming.
* Wonderful Ringtone Amplifier
* OFF/on switch of the RJ11 Ringtone Amplifier for ringer sound
* To increase the volume of telephone ring in noisy places
* The Telephone Amplifier to help the hearing-impaired to recognize ring coming
* The lamp flasher is offered to avoid the ring noise in a quiet environment
* 2 RJ11 Socket
* Need another adapter for UK buyers or others
* Please connect the c/o line plug with ringer's jack
* The ringer's plug connect with telephone
* OFF/on switch