Main Features :

1,One key connect(+10,+8,+5,+3,+0).
2,Flash time adjustble to fit for different exchange and three way talk, standard flash time is 600ms.
3,14 digits memory.
4,16 kinds of ring melody selectable.
5,Speaker volume
4 levels adjustable.
6,Ring volume
4 levels adjustable.
7,Handsfree, redial, 3 way conference.
8,Music on hold.
9,Pause key.
10,Mute key.
11,Auto hang up.
12,Dest and wall mountable.
13,Data socket.
14,Thunder-proof and Anti_EMI design.
15,waterproof and moistureproof.

Technical Specifications:

1) Operating conditions:

Environmental temperature: -10~ +40°C

Atmospheric pressure: 86~ 106Kpa

Relative humidity: 10%~95% Environmental noise: ≤60dB(A)

Working Frequency: 300~ 3400Hz

2) Characteristics of dual-tone-dialing

- rated low frequency group frequency: 697HZ 770HZ 852HZ 941Hz.

- rated high frequency group frequency: 1209HZ 1336HZ 1477HZ 1633Hz.

- DTMF FREQUENCY TOLERANCE: ±1.5%.

- DTMF LEVEL LOW GROUP: -8dBM±3dB.

- DTMF LEVEL HIGH GROUP: -6dBM±3dB.

- TWIST LEVEL: 2±1Db.

- DTMF TOTAL DISTORTION: 20dB

3) Characteristic of ring:

RINGER SHOULD WORKING AT: ≥70dB(A)

4) Sending, receiving loudness rating (SLR & RLR) and Side-tone masking rating (STMR):

TRANSMIT AT 0KM(EIA) (-44 - -56dB)

TRANSMIT AT 4.5KM(EIA) (-37 - -46dB)

RECEIVER AT 0KM(EIA) 50 - 41dB

RECEIVER AT 4.5KM(EIA) 54 - 45dB

SIDETONE AT 0KM(EIA) >4dB

SIDETONE AT LIMITING LINE(EIA) >4dB

Searching Sheet of Function Settings:

1) One-key-dialing Settings

A. Number Settings: under the Pick-up handset or Speaker condition, press “ * ” for 4 seconds,and listen “ beep ” cont voice ), then input digit (0-9),then press memory key (M1-M9), then the number was programed in the key.

Note: a. the old number will be deleted when a new number is saved.

b. Maximum length of the number saved with one-key-dialing is 32 digits.

B. Dialing number:under the pick-up handset or SPEAKER condition, press the one memory key,the stored number will be dialed out automatically.

2) Redail

Pick up handset and press redial key,would dial out the number that was dialed within last 4 minutes.The number before 4 minutes will be deleted automatically to protect guest privacy.

3) Music on hold

Under pick-up condition,press “HOLD” key,telephone keep the line and output music, HOLD music will be released automatically when joining phone or off-hook.

4) Volume functions

A.ring volume: ring switch(RINGER),choose (HI) or (LOW) to adjust volume.

B.Speaker/Handset volume: under pick-up or speaker condition,press volume key to adjust volume for 4 level cycle.

5) Flash

Under pick-up condition,press flash key to carry out hangup or transfer function.

6) Auto hangup

When finished the call, and the caller already hung up, or this telephone didn't hung up,the PBX will send busy voice,after 12 times busy vioce will hang up automatically,then recover normal function,don't impact next incoming