The HJ-C300/C300P is an entry-level IP phone featuring a 128x48 monochrome dot matrix display (no backlight), supporting 100Mbps Ethernet, 2 SIP accounts, and rich functionalities like PoE power supply and three-party phone conferences; it caters to various corporate application scenarios and delivers an exceptional user experience.
Product Highlights
√ 128x48 monochrome dot matrix display (no backlight)
√ 100Mbps Ethernet — Auto-sensing 10/100Mbps network port, offering fast data transmission, and supports PoE power supply
√ Supports G.722, Opus, and other audio codecs, capable of handling various audio applications such as IP voice and multi-party conferences.
√ High cost-performance ratio and modern minimalist design, offering a friendly visual experience
√ High Compatibility — Compatible with mainstream SIP-based IP PBX/SOFTWARE SWITCH/IMS platforms, such as Asterisk, Broadsoft, 3CX, metaswitch, Elastix, Avaya
Basic Functions
2 SIP lines
Ethernet Power over Ethernet
Dot Matrix Screen (No Backlight)
Handle / Hands-free / Headset Mode
Desk-top
Power Adapter (sold separately)
Phone Features
Local Telephone Directory (500 Entries)
Network Phonebook (Supports XML/LDAP, 500 entries)
Call Log (Missed Calls/Inbound Calls/Outbound Calls, 600 Entries)
Blacklist / Whitelist
Voice Message (MWI)
User-Defined Soft Keys
Network Time Synchronization
Supports Recording (Server Recording)
Action URL / Active URI
uaCSTA
Call Function
Dial / Answer / Reject
Mute / Unmute (Microphone)
Call Maintenance/Restoration
Call Waiting
Two-way radio function
Caller ID
Quick dial
Anonymous Call
Call Forwarding (Unconditional / Busy / No Answer)
Call Forwarding (In attendance / Not in attendance)
Call Barging / Seize Call (requires server support)
Redial
Do Not Disturb
Automatic Response
Voice Mail Box (requires server)
Tri-party Meeting
Hotline
Shared Phone (Hot Desking)
Audio Features
Broadband ADC/DAC 16kHz Sampling
Narrowband Encoding: G.711a/u, G.726-32K, G.729A, iLBC
Broadband Coding: G.722, Opus
Full-duplex hands-free calling, supports Acoustic Echo Cancellation (AEC)
Voice Activity Detection (VAD) / Comfort Noise Generation (CNG) / Background Noise Estimation (BNE) / Noise Reduction (NR)
Packet Loss Compensationncealment )
Dynamic Adaptive Jitter Buffer
DTMF: In-band audio, Out-of-band – DTMF Relay (RFC2833)/SIP INFO
Network Characteristics
10/100Mbps Ethernet (Bridge Mode)
IP Mode: IPv4/IPv6/IPv4 & IPv6
IP Acquisition Method: Static IP Setup / DHCP / PPPoE
Supports 802.1x network access authentication
Virtual Private Network (VPN): L2TP / OpenVPN
Virtual Local Area Network (VLAN)
Link Layer Discovery Protocol (LLDP)
Quality of Service Assurance (QoS)
Relevant agreements
SIP2.0 over UDP/TCP/TLS
DNS A/SRV/NAPTR
RTP/RTCP/SRTP
STUN
DHCP
LLDP
CDP
PPPoE
802.1x
OpenVPN
SNTP
FTP/TFTP
HTTP/HTTPS
TR-069
Configuration and Management
Automated deployment and configuration via FTP/TFTP/HTTP/HTTPS/DHCP OPT66/SIP PnP/TR-069
Web Management Interface
Web Page Extractionsed Packet-dump)
Configuration Export/Import
Software Upgrade
1.5M CAT5 Ethernet Cable x1
Phone bracket x1
RJ9 interface x2: Handle x1, Earphone x1
RJ45 Interface x2: Network x1, PC x1 (Network Bridging Mode)
Power Supply: 5V/0.6A or PoE (X1EP)
Power Consumption (PoE): 0.98 W ~ 1.38 W (X1EP)
Power Consumption (Power Adapter): 0.65 W ~ 0.96 W
Operating Temperature: 0~45℃
Relative Humidity: 10~95%
Installation Method: Desktop-Type
Product Dimensions: 210.7 x 207.2 x 162mm
Packaging Size: 250x205x66mm
Outer Carton Size: 42010 pcs per set, 340x265mm
System Work Log (Syslog)
Physical Specifications
Color: Black
Main Screen x1: 128x48 Monochrome Dot Matrix Screen (No Backlight)
Keyboard: 24 keys, including
4 Dynamic Software-Defined Keys
4 function keys (Up/Down/Earphone/Rewind)
12 standard telephone number keys
2 voice control keys, decrease (left) / increase (right)
1 mute key
1 hands-free button
Handle (RJ9) x1
Standard RJ9 Handle Curve x1
