AKOAK Loud Sound RJ11 Telephone Ring Ringer Amplifier Telephone Answering Accessories for Landline Telephone

This portable Telephone Ringer goes between your telephone set and the wall phone line to boost the volume of the ring.
The RJ11 Telephone Ringer wonders in pronouncing incoming calls particularly in noisy places.
It helps the hearing-impaired, the heavy sleepers, and people who love wandering far from their phones.
Note:Package only included one ringer,no another cables included!

Package Include:
1 x RJ11 Telephone Ring Ringer Amplifier