| 摘要 |
The present invention relates to a telephone amplifier. The amplifier includes a case (10) including a telephone line port (11) connected to a connector of a telephone cable (TC), a headset port (12) connected to a connector of a headset (H), and a handset port (13) connected to a connector of a handset (T); an amplifying part (20) embedded in the case (10), connected to the headset port (12) and the handset port (13), and amplifying a reception sound signal among transmission and reception sound signals transmitted to the telephone port (11); an amplification switch (30) manipulated by a consultant to operate the amplifying part (20); a selection switch (40) installed in an upper part of the case (10), and switching the amplified reception sound signal to transmit the signal to the headset port (12) or handset port (13); and a mute switch (50) installed in the upper part of the case (10), and selectively blocking the transmission sound signal transmitted to the telephone line port (11). |
