For use with tape and digital recorders, these recording jacks adapt a recorder to both single or multi line telephones for recording phone conversations.
PLEASE NOTE: These WILL NOT WORK with CORDLESS PHONES.
TRX20-25B Deluxe Telephone Recording Jack (2.5mm Jack)Adapts a recorder (2.5mm mic input) to both single or multi-line telephones. Simple and easy to use, this unit connects quickly between your telephone and handset providing crystal clear audio recordings.