X4 - VoIP phone, Pearl White

Specifications:

General
Body Color: Pearl white
Compatible Platforms: Broadsoft Broadworks, Metaswitch, Asterisk, 3CX, Elastix, Avaya
Product Type: VoIP phone

Phone Features
Additional Functions: Speed dial memory, redial, mute, HD Voice, customized sound system (equalizer), Auto-Answering, hotline
Call Services: Call Hold
Conference Call Capability: 3-way
Dialer Location: Base
Indicators: Network status LED indicator
Speakerphone: Yes

IP Telephony
IP Address Assignment: DHCP, static, PPPoE
Lines Supported: 2 lines
Main Features: Multiple VoIP protocol support, integrated Ethernet switch
Network Ports Qty: 1 x Ethernet 10Base-T/100Base-TX
Network Protocols: IP, TFTP, Cisco Discovery Protocol (CDP), HTTP, HTTPS, Link Layer Discovery Protocol (LLDP), TR-069, SNTP, RTCP-XR, VQ-RTCPXR, STUN, FTP, IPv6, IPv4
Power Over Ethernet (PoE) Support: Yes
Quality of Service: IEEE 802.1Q (VLAN), Diffserv per device (QoS)
Security: IEEE 802.1X
Voice Codecs: G.722, G.729a, G.726, iLBC, Opus, G.711A/µ
Voice Features: Comfort noise generation (CNG), voice activity detection (VAD), HD Voice, acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), Background Noise Estimation (BNE), Noise Reduction (NR)
VoIP: Yes
VoIP Protocols: SIP, RTCP, RTP, SRTP, SIP v2 over TLS, SIP v2 over UDP, SIP v2 over TCP

Phone Memory
Dialed Calls Memory: 600

Miscellaneous
Cables Included: Handset cord
Connections: Handset jack / RJ-9 | RJ-11 | Network / RJ-45
Placing / Mounting: Wall-mountable, desktop stand

Dimensions & Weight
Depth: 5.78 cm
Height: 21.5 cm
Width: 5.58 cm