Power Supply

Line powered

Transmission Performance
    Sending Loudness Rating (SLR)
    Receiving Loudness Rating (RLR)
    Side-Tone Masking Rating (STMR)

 
2 ~ *5 dB
– 8 ~ –0 dB
>= *0dB

Ring
    Frequency Range
    Ring Voltage

 
*0 to *0 Hz
*0 ~ **0 Vrms

DTMF Transmission Level
    High Frequency Group
    Low Frequency Group

 
–7 dBm ± 3 dBm
–9 dBm ± 3 dBm

Isolation Resistance between Metallic Parts and Line

 >= *0 MΩ (in normal conditions)

Height:

**0 mm

Width:

**0 mm

Depth:

**0 mm

Weight:

3 kg

Keypad:

Metallic keys

Housing Material:

Powder coated SECC steel

Pull Resistance of Handset Cord:

Not less than **0 kg