product description
The explosion-proof IP hands-free and waterproof sound and light amplifier telephone supports the standard SIP protocol, which can be effectively compatible with commonly used IPPBX and network dispatching platforms in the market. It is specially designed for subway tunnels, underground tunnels, highway tunnels, mines, power plants, power stations, and steel plants. , Ports, ships, electrolysis workshops and other high-humidity, high-dust environments, special telephones are suitable for long-term installation in a variety of harsh environments. They are waterproof, moisture-proof, dust-proof, cold-proof, frost-proof, high-temperature, oxidation-resistant, Anti-corrosion, anti-violent percussion and other characteristics.

Features
1. Aluminum alloy material, formed by more than 1,000 tons of die-casting machine, with high density, light weight, with the characteristics of cold resistance, anti-oxidation, anti-corrosion, anti-violent percussion, etc.;
2. Hands-free design, the button is made of 304 stainless steel, with a blue light work indicator, and is equipped with a one-touch speed dial button;
3. The horn adopts high-quality industrial-grade horn, and the back of the outer horn hole is equipped with a puncture-proof stainless steel mesh, which can effectively protect the horn from damage;
4. The buttons are made of anti-aging silicone material, professionally designed for waterproof and dustproof, matching gold-plated PCB boards, good hand feeling, good electrical performance, and service life ≥ 500,000 times;
5. The main board of the phone adopts foreign-imported single-chip microcomputer to cooperate with the company's self-grinding chip development. All components adopt SMT chip technology, which has rich functions and high integration. It also reserves two dry node interfaces with one open and one disconnect to enhance the connection with external equipment. Linkage
6. The phone shell adopts multiple waterproof designs, and all incoming lines are sealed with professional anti-aging waterproof electronic glue, and the overall protection level of the phone reaches IP68;
7. According to requirements, the ringing can be moved out of the housing to solve the problem that the common ringtone of similar products on the market is too small, which causes the ringtone to not be heard when called.

Phone function introduction (due to the high integration of the motherboard, please confirm the specific functions before leaving the factory)
1. Amplification function: When the phone is in the called state, the ringing sound will be amplified and transmitted through the speaker. For example, after ringing for 3-5 times, if no one answers, the phone will automatically answer and the calling voice will be heard. Amplify through loudspeaker to realize live broadcast;
2. Sound and light alarm function: When the phone is in the called state, the ringing sound and light warning light will be emitted, accompanied by red light rotating and flashing. It is suitable for places with high noise and dark environment; when the phone handle is lifted After the machine answers, the sound and light warning lights will automatically cut off;
3. Ordinary dialing: After pressing the hands-free button, dial by the keyboard;
4. One-key dialing: The phone supports storage of up to four groups of numbers (including the one-key speed dial button), and the number is permanently stored after it is set, and it will not be lost after power failure. When in use, "lift the phone -> select the key to store the number" to dial out;
5. Automatic dialing: After pressing the hands-free button, the phone will automatically dial a set of pre-stored numbers;
6. Cyclic dialing: After pressing the hands-free button, the first group of numbers will be automatically dialed. If the line is busy or there is no answer, then it will go to the second group. When the last group is still busy or there is no answer, it will automatically switch back. The first group, until someone answers or hangs up. Up to 5 groups of numbers can be stored;
7. Auto hang up: After the call is over, the phone will automatically detect the busy signal and inverse limit signal of the switch, and hang up after several confirmations;
8. Sound adjustment: The phone has two levels of volume adjustment. Bass file, this mode uses telephone line direct power supply, the volume is: 60~70dBA, the effective hands-free distance is: 0.1~0.2m; For the high range, this mode needs to be connected to 220V power supply or 6~12V DC power supply, and the volume is ：≥90dBA, after testing, the effective hands-free distance is 0.8m~1m when the ambient noise is 80dBA; the factory default is the second gear, that is, it needs to be connected to the 220V power supply;
9. Linkage function: The phone reserves two open nodes with one open and one open. When the phone is off-hook/hangs up, the two dry nodes respectively provide two sets of pulse switch signals, one open and one off;
10. Support OEM OEM service, LOGO logo and packaging instructions can be customized according to requirements;
11. More functions can be customized according to requirements. Please communicate with the company's sales staff in advance to ensure that the phone can meet your needs.

Specific parameters

Schematic

Installation diagram

a. Use the matching M8 bolts to fix the phone on the installation backplane;
b. Drill 4 Φ10 holes (225.5*140mm) on the wall according to the hole positions shown on the installation back plate, and then insert the explosive screws into the holes;
c. Fix the phone and the installation back plate on the wall with matching nuts;
d. According to the outlet label, connect the power cord, network cable, speaker cable (speaker cable), and warning light cable respectively;
E. Fix the speaker in a suitable position, and the installation is complete.

Product packaging specifications
Specification: 1 set/box
Gross weight: 8.0 KG
Net weight: 7.0KG
Packing: EPE, carton