Overview of the single push to call button with 12 digit metal keypad telephone PT-S-MT5
This series of emergency telephones is an economical call box  that provides a hands-free emergency speakerphone enclosed in rugged stainless steel housing, it uses a zinc alloy die-cast 12-bit keyboard. single keypad presses life over a million times. available with multiple button and keypad options, it is a reliable and effective means of communication.
We use a high-sensitivity microphone, so you can easily call within 1 meter.

Programming through the keyboard, you can store multiple groups of numbers,after save the number, press the button, direct dial to the line, or set hotline by PBX. the keyboard has 12 keys, (0 ~ 9 * #), through the keyboard can also set the call in automatically answer, end call automatic hang up(Only supports analog and gsm versions, the voip version is set via the network)

Main features of the single push to call button with 12 digit metal keypad telephonePT-S-MT5

• Analog VoIP and GSM all are avaiable

• Stainless steel housing, hands free design

• Zinc alloy die-cast 12-bit keypad and metal button, designed for long lasting usage and weather erosion

• Weather protection: IP65-IP67

• Programmble auto dial, and hotline dial

• Prestore groups of numbers

• Support auto answer, self stop if the other side hang up

• Simple to maintain , clean and install

Specification of single push to call button with 12 digit metal keypad telephone PT-S-MT5

	Analog	WIRELESS	VOIP
Shell material	SUS304	SUS304	SUS304
Key material	Zinc alloy / stainless steel	Zinc alloy / stainless steel	Zinc alloy / stainless steel
Button material	SUS304	SUS304	SUS304
parameter settings	keypad	Keypad/SMS	network
Speaker power	0.5W	1W	1W
Supply Voltage	Telephone line	DC9~15V	DC9~15V
Microphone gain	-52db	-52db	-52db
Voice coding mode	Half duplex	Full duplex	Full duplex
Audio processing	Echo cancellation Echo suppression	Echo cancellation Echo suppression Noise suppression	Echo cancellation Echo suppression Noise suppression
Extended Temperature	-40°C ~ +85°C	-40°C ~ +85°C	-40°C ~ +85°C




Power supply mode	telephone line for power supply or DC5V
DTMF dialing parameters
Low frequency group frequency	697.770.852.941HZ
High frequency group frequency	1209.1336.1477HZ
Frequency deviation	≤ 1.5%;
Low frequency group level	-9 + 3dB;
High frequency group level	-7 + 3dB
Level difference between the high and low level frequency	2 + 1dB
Harmonic total distortion at least low 20dB than the fundamental level
Ringing tone decibel	70dB
Speaker decibel	90dB (external power supply)
Phone impedance	600 Ω
Memory	EEPROM (power off without loss data)
Interface	RJ11 or 2P terminal
Parameter setting	by keyboard DTMF dial set

Applications
High vandal resistance, hands-free telephone requirements, likedoor entrance, despatch/goods in, town centres, university campuses, parks and rail platforms, security access, hospitals, prisons, court houses,guard stations, police stations, bank halls, ATM machines, stadiums, inside and outside building etc.

Package
phone size: 250*150*50mm
Packaging material: PE EPE bag, carton
Net weight: 2.0 KG
Gross weight: 3.0 KG