AUDIO--HS-168, Sytem Portable MPEG4 Recorder Player Multi Media PVR AV-Camcord VGA Converter PIP CCTV IP Camera Video Audio MP3



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Conference Echo Canceller HS-168

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Telephone Meeting Coupler Function： :

•	This telephone meeting coupler is compatible with FSK/DTMF system.
•	With 16 digit LCD display screen.
•	The LCD 5 level contrast is adjustable.
•	With the date and time settings.
•	This coupler supports the preset dial, redial and delete .functions.
•	With eight kinds of ring type setting.
•	Can memory 16 set phone number display.
•	Have (REDIAL)、(HOLD) function.

Conference Echo Canceller HS-168

Dual-Tone Dial Function :

•	The frequency of the low-frequency group：697Hz、770Hz、852Hz、941Hz.
•	The frequency of high-frequency group：1209Hz、1336Hz、1477Hz.
•	Single frequency deviation of ± 1.5% in the range.
•	Dual tone multi-frequency signal.
•	The frequency of the low frequency level of the single group：-9dBm ± 3dB.
•	Dual-tone multi-frequency signal.
•	High-frequency group level single frequency：-7dBm ± 3dB.
•	Any combination of frequencies.
•	The frequency group level is higher than the low base level 2 dB ± 1dB.
•	At least the low overall level below the fundamental level caused by the harmonic intermodulation 20dB.
•	Conditions of use：Ambient temperature -10 ℃ ～ +40 ℃. Relative Humidity：10% ～ 95%.
•	Environmental Noise：≤60dB（A）. Atmospheric pressure：86～106 kpa.
•	The machine uses 110V AC power supply. Appearance: standard rack type.

Conference Echo Canceller HS-168

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