do we need 3 different wires or connect all on the same line? Also how we can dial extensions ?

No we have to connect all sets with one single pair telephone cable as per video, all the connections will go from rosette Box (provided with sets), for extension No we have already changed jumper for Ext. No and Ext No are given on box itself,. You can also change jumper and make it your desired no by changing jumper at bottom of base unit.

Length of wire and warranty details, i need one urgently

THERE IS NO WIRE SUPPLIED WITH INTERCOM SET, BUYER HAVE TO PURCHASE FROM MARKET, SINGLE PAIR TELEPHONE CABLE ACCORDING TO HIS/HER REQUIREMENT. SYSTEM IS WORKING MAXIMUM UPTO 90 MRS FROM ONE SET TO ANOTHER SET. REGARDING WARRANTY : 12 MOTHS FROM THE DATE OF SALE , PROVIDED WARRANTY CARD SHOULD BE RETURN WITH COMPLETE DETAILS FILLED UP..

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Description

🔗 Stay connected, stay ahead — the wired intercom that means business.

INTUITIVE LCD DISPLAY - Navigate calls and extensions easily with a clear, user-friendly interface.
PLUG PLAY SIMPLICITY - Hassle-free installation means you’re up and running in minutes, no tech expertise required.
ROBUST WALL MOUNT DESIGN - Durable ABS build and neat wall mounting keep your workspace sleek and organized.
CRYSTAL CLEAR WIRED AUDIO - Enjoy interference-free calls with reliable wired connectivity—no dropped messages here.
EFFORTLESS MULTI LINE COMMUNICATION - Connect up to 9 extensions with a simple jumper change—stay linked without limits.

The Sonics Corded Intercom SS-IN-100 is a professional-grade wired communication system designed for seamless multi-line connectivity. Supporting up to 9 expandable lines, it features plug & play installation with no jumper adjustments needed, an intuitive LCD display, and a durable ABS wall-mount design. Ideal for offices and managerial environments, it ensures crystal-clear, interference-free communication across multiple extensions.

Specifications

Brand	Sonics
Manufacturer	Sonics Security System. F-270 Flatted Factories Complex, Okhla , New Delhi 110020., Sonics Security System. F-270 Flatted Factories Complex, Okhla , New Delhi 110020.
Model	SS-IN-102
Product Dimensions	22 x 16.5 x 24 cm; 1.79 kg
Item model number	SS-IN-102
Compatible Devices	Sonics Wired Intercom Sets (Up to 9 lines)
Mounting Hardware	Intecom set 3 Nos, Coil Cord 3 Nos, Main Cord 3 Nos, Rosette Box 3 Nos,,Power adopter 1No , manual, 3 Nos and warranty Card 1 no.
Number of items	4
Display Type	LCD
Power Source	AC
Batteries Required	No
Material	Acrylonitrile Butadiene Styrene (ABS)
Mounting Type	Wall Mount
Manufacturer	Sonics Security System. F-270 Flatted Factories Complex, Okhla , New Delhi 110020.
Country of Origin	India
Item Weight	1 kg 790 g

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