Proskit MT-8100 Butt Set


Proskit MT-8100 Butt Set


Proskit MT-8100 Butt Set

  • Complied with IP54 Dustproof & Waterproof tests
  • Drop Protection
  • CE approved
  • High impedance monitor
  • Outer-lead voltage LED indicators
  • On/off checking feature checks out if telecom line is connected well.
  • Continuous polarity LED indicators.
  • Speakerphone for convenient hands-free two-way conversation
  • Tone and pulse operation
  • Store up to twelve 16-digit numbers in repeat dialer (speed dialing), plus extra number store in M1 button.
  • Last number redial feature.
  • PBX pause button.
  • Mute switch
  • Electronic switch controls the volume of the speakerphone/monitor.
  • Automatic shut-off feature turns off speaker after five minutes of inactivity
  • Battery low-voltage LED indictors
  • Audible electronic ringer
  • Relocatable steel locking belt clip
  • Angled Bed of Nails allows it stab into the cable, and the auxiliary RJ-11Modular plug can be inserted directly into telecom jack.


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 13 memories including M1, last number redialing
Digit capacity 16 digits per memory
PBX pause duration 4 seconds
Line voltage test 5 Phase AC/DC voltage
indication (under24V,24~100V,101~150V, 151~200V,more than 200V)
Monitor amplifier 9V transistor; provides 25 hours continuous use, typical
Power source Continuous use, typical
Automatic power shut off(Monitor type) After 5 min. of no audio signal
Speaker phone levels Electronically adjustable
Power source Battery (9V) 6F22 (Not included)
Measurement 230 ×82 × 89mm
(9-1/16” × 3-15/64” × 3-1/2”)
Weight 635g typical
Water resistance Dust protection & Waterproof tested to an IEC/EN 60529 IP54 rating
Cord sets Angled bed of nails and RJ11 plug
Temperature Operating: 0 to 50°C
Storage:-10 to 60°C
Altitude To 10,000 feet (3,000M) max
Relative humidity 5 To 95%

Additional information

Weight 2 kg