Handheld Telephone Set
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Model HAG-1 Handheld Telephone Set has the function of redialing and mute, can be used for PTSN communication, as well as vehicle borne telephone set. It is rational in structure, unique in modeling, flexible in keystroke, comfortable in holding, easy in operation. It has good performance for anti- damage, humidity proof and rain proof.
Main Technical Specifications:
Table 1 Transmission Characteristics
Length of Simulated User’s line
Tx Loudness Evaluation Value (dB）
Rx Loudness Evaluation Value (dB）
Side Tone Shielding Evaluation Value (dB）
1. See table 2 for frequencies combination of DTMF signal.
The deviation of single frequency among DTMF signal shall be within the range of ±1.5% of rated frequency.
Table 2 Frequency combination of DTMF signal
Digit or Symbol
2. Level of DTMF (operation current is 35mA)
Level of LFs：（-9±3）dBm
Level of HFs：（-7±3）dBm
The quantity level of HFs is（2±1）dB higher than that of LFs.
3. Ring characteristics
Sound Level of Ring≥70dB