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.
• 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 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)

Physical

• 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

Environmental

• Temperature Operating: 0 to 50°C
• Storage:-10 to 60°C
• Altitude To 10,000 feet (3,000M) max
• Relative humidity 5 To 95%