MT-8001

Butt Set

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Built-in amplified speaker provides three audio levels for hands free listening.
Functional tone and pulse mode applied to most telephone system.
Store up to twelve, 16-digit telephone numbers in speed dial.
Pre-dialing and last number redial operation save up to 32-digit telephone number
Advanced PBX pause function easily inserted between digits of a stored number
High-impedance monitor mode design provides minor noise output while operating.
Equipped with the mute switch to turn off the speakerphone microphone for privacy.
Continuous polarity LED indications, easy to verify and detect the current connection status.
Power saving function automatically shut down after 5 minutes of inactivity, providing longer operating time.
Audible electronic ringer in 3 level volume controls.
Ergonomic and lightweight design, enjoy unparalleled mobility and reliability.
Used as a regular telephone while positioning the “Talk/Monitor” switch in talk mode.
Product does not contain batteries.

Electrical
Loop limit	2 kΩ maximum at 48 VDC (nominal 20 mA minimum loop current)
DC resistance
Talk mode	300Ω typical
Monitor impedance	39kΩ nominal at 1 kHz
Rotary dial output
Pulsing rate	10pps+0.8pps
Percent break	61%±2%
Interdigit interval	1000 ms typical
Leakage during break	>50 kΩ
DTMF output
Tone frequency error	±1.2% maximum
Tone level	-8±2dBm combined(typical)
High versus low tone difference	4 dB maximum
Memory dialing
Memory capacity	12 memories plus last number redialing
Digit capacity	16 digits per memory
PBX pause duration	4 seconds
Monitor amplifier power source	9V transistor; provides 25 hours continuous use, typical
Speaker levels	Low, medium, high
Automatic power shut off	After 5 min. of no audio signal
Speaker phone levels	Low, medium high
Power source	Shared line and 9V(6F22) battery power
Physical
Length	10-1/4 inches(26.0 cm)
Width	2-3/4 inches(7.0 cm)
Height	3-1/2 inches(8.9 cm)
Weight	560 g typical
Environmental
Temperature	Operating:0 to 50˚C Storage:-40 to 66˚C
Altitude relative humidity	To 10,000 feet 5 to 95%

MT_8001.pdf (Multi Language)	Manual	Download

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