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KAER KS30 SIP desk phone rear view with stand

KS30 Entry-Level SIP Desk Phone with Wi-Fi 6 and PoE for Offices

The KAER KS30 is an entry-level IP phone for everyday SIP calling. It features a 2.3-inch backlit monochrome display, physical function keys and two SIP accounts. Wi-Fi 6, Ethernet and PoE support give installers a choice of network and power connections.

2.3-inch backlit monochrome LCD, 132 × 64 pixels
Two SIP accounts
Wi-Fi 6 and dual 10/100 Mbps Ethernet ports
PoE or DC adapter power
HD handset, speakerphone and RJ9 headset support
Call waiting, hold, transfer, forwarding and mute
Three-way audio conferencing
Web, phone interface and TR-069 configuration


Model:	KS30
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General Details

Technical Data

Introduction

Features & Performance

◆ Advanced Audio Algorithms
Echo Cancellation: Built-in AEC (Acoustic Echo Cancellation) stops voice feedback.
Gain Control: AGC (Automatic Gain Control) keeps volume steady for both speakers.
Noise Reduction: ANR (Automatic Noise Reduction) blocks loud office background sounds.
Packet Loss Compensation: PLC technology keeps calls smooth over weak internet connections.
Ports & Connectivity

◆ Dual Ethernet Ports: 2 × RJ45 10/100M ports with PC pass-through support, saving cabling costs.
◆ Dedicated Audio Interfaces: Dedicated RJ9 ports for both handset and headset, supporting HD voice.
◆ Secure Networking Protocols: Supports SIP v1/v2, IPv4/IPv6, and secure NAT traversal (STUN, TURN, ICE) with VPN support.
Typical Deployment Scenarios

◆ Corporate & SME Offices: An ideal cost-effective standard desk phone for daily staff communication, minimizing infrastructure costs while maintaining HD voice quality.
◆ Call Centers & Customer Service: Designed for long-duration calls with professional headset support, explicit call transfer, dynamic jitter buffering, and a mute key.
◆ Government Agencies & Public Counters: Delivers stable, high-security communications via TLS/SRTP encryption and seamless integration with mainstream IMS platforms.
◆ Hotel Front Desks & Rooms: Supports dual SIP lines for efficient service transfers, auto-answer capabilities, and easy deployment via centralized web management.
Features & Performance

◆ Massive Contact Directory
Phonebook: Holds up to 1,000 corporate and personal contacts.
Call Logs: Stores 120 total records across dialed, answered, and missed calls.
◆ Flexible Telephony Functions
Features local 3-way conferencing, call transfer, call waiting, and call forwarding.
Supports text messaging (SMS) and dedicated headset mode for hands-free typing.

Application

Render of enterprise business IP phone in modern high-tech office, text overlay introducing core features: HD call, dual Ethernet, dual SIP accounts, remote management, stable and durable. Dark cool industrial visual style for corporate telecom equipment.

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Luxury office scene render of enterprise IP desk phone, text overlay stating full compatibility with mainstream SIP IP PBX/Softswitch/IMS platforms, supporting WEB, local phone and TR069 configuration modes. Classic executive office style for business VoIP equipment promotion.

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FAQs

Does the Kaer KS30 IP Phone support Power over Ethernet (PoE)?

The standard hardware version relies on a DC 5V adapter for power supply. However, PoE functionality can be optionally customized and supported based on project requirements. Please contact our sales team for detailed customization options.
How many SIP accounts can be registered on the KS30?

The KS30 supports up to 2 independent VoIP (SIP) accounts simultaneously, allowing users to manage multiple lines or separate internal/external lines easily.

Item		Describe
Model		KS30
Operating System		Linux 6.1
Processor		Triple-core Cortex A7
Display		2.3-inch monochrome LCD (132*64 pixels) with white backlight
VoIP Accounts		Supports 2 SIP accounts
Audio Codecs		Opus, G.711, G.722, G.729, AMR-NB/WB, iLBC
Network Protocols		SIP v1/v2, IPv4/IPv6 Dual Stack, DHCP, Static IP, VLAN, QoS
Security & VPN		UDP/TCP/TLS, RTP/RTCP/SRTP, OpenVPN, STUN/TURN/ICE
Physical Interfaces		2 x RJ45 10/100M Ethernet ports, 1 x RJ9 Handset port, 1 x RJ9 Headset port
Function Keys		32 keys in total (including 4 navigation keys, 6 shortcut keys, 2 programmable keys)
Management		Web browser configuration, Phone interface, TR069
Power Supply		Input: AC 100~240V, Output: DC 5V / 1000mA
Dimensions & Weight		195 * 172 * 28.7 mm \| Approx. 0.6 kg

General Details

Technical Data

KS30 Entry-Level SIP Desk Phone with Wi-Fi 6 and PoE for Offices

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