LCD display, Talk/Monitor, Polarity indication, Power saving, Hands-Free
Electrical | |
Loop limit |
2 KΩ maximum at 48 Vdc (nominal 20 mA minimum loop current) |
DC resistance | |
Talk Mode Monitor impedance |
300Ω typical >39kΩ nominal at 1 KHz |
Rotary dial output | |
Pulsing rate Percent break Inter digit interval Leakage during Break |
10pps+0.8pps 60/40%±2% 1000 ms typical >130 KΩ |
DTMF output | |
Tone frequency error Tone level High versus low tone Difference |
±1.5% maximum -8±2dBm combined (typical) 4 dB maximum |
Memory dialing | |
Memory capacity Digit capacity PBX pause duration Power source |
12 memories 16 digits per memory 1~3.6 seconds 4pcs 1.5V AAA batteries (not included) |
PHYSICAL(Hook included) | |
Measurement Weight |
218.5 ×69.5 × 49mm (8.6” × 2.7” × 1.9”) 208g typical |