About
Refurbished phones sold as second-hand. Each device includes a 30-day warranty. Package includes the phone and handset.
The Yealink SIP-T48G is a high-end IP phone designed for professionals and executives who require advanced features and a user-friendly interface. It boasts a 7-inch color touchscreen display, dual-port Gigabit Ethernet, and supports up to 16 SIP accounts. The phone offers HD audio quality, Bluetooth and Wi-Fi connectivity via USB dongles, and is compatible with the Yealink EXP40 expansion module for enhanced call handling. Ideal for busy office environments, the SIP-T48G combines performance with a sleek design.
TECHNICAL SPECIFICATION
| Category | Details |
|---|---|
| Audio Features | Yealink Optima HD voice; Full-duplex hands-free speakerphone with Acoustic Echo Cancellation (AEC); Supports G.722, G.711(A/μ), G.723.1, G.729AB, G.726, iLBC codecs; DTMF: In-band, Out-of-band (RFC 2833), and SIP INFO; VAD, CNG, AEC, PLC, AJB, AGC |
| Phone Features | Supports up to 16 VoIP accounts; Call hold, mute, DND; One-touch speed dial, hotline; Call forward, call waiting, call transfer; Group listening, SMS, emergency call; Redial, call return, auto answer; 3-way conferencing; Direct IP call without SIP proxy; Ring tone selection/import/delete; Set date/time manually or automatically; Dial plan; XML Browser; Action URL/URI; RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035) |
| Directory | Local phonebook up to 1000 entries; Blacklist; XML/LDAP remote phonebook; Intelligent search method; Phonebook search/import/export; Call history: dialed/received/missed/forwarded |
| Network and Security | SIP v1 (RFC2543), v2 (RFC3261); NAT traversal: STUN mode; Proxy mode and peer-to-peer SIP link mode; IP assignment: static/DHCP/PPPoE; HTTP/HTTPS web server; Time and date synchronization using SNTP; UDP/TCP/DNS-SRV (RFC 3263); QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP; SRTP for voice; Transport Layer Security (TLS); HTTPS certificate manager; AES encryption for configuration file; Digest authentication using MD5/MD5-sess; OpenVPN, IEEE802.1X; IPv6 |
| Physical Features | Stand with 2 adjustable angles; Wall mountable; External universal AC adapter (optional): AC 100~240V input and DC 5V/2A output; Power consumption (PSU): 2.0W-6.4W; Power consumption (PoE): 2.4W-10.5W; Dimensions (W*D*H*T): 266mm*226mm*185mm*54mm; Operating humidity: 10~95%; Storage temperature: -10~50°C |
| Provisioning and Management | Configuration: browser/phone/auto-provision; Auto provision via FTP/TFTP/HTTP/HTTPS for mass deployment; Auto-provision with PnP; Zero-sp-touch, TR-069, SNMP; Provisioning server redundancy supported; Phone lock for personal privacy protection; Reset to factory, reboot; Package tracing export, system log |
| Expansion | Supports up to 3 Expansion Modules EXP40 (Self-adaptive sidecar with color screen) for more line keys; 1xRJ12 (6P6C) EXT port |
Refurbished phones sold as second-hand. Each device includes a 30-day warranty. Package includes the phone and handset.
The Yealink SIP-T48G is a high-end IP phone designed for professionals and executives who require advanced features and a user-friendly interface. It boasts a 7-inch color touchscreen display, dual-port Gigabit Ethernet, and supports up to 16 SIP accounts. The phone offers HD audio quality, Bluetooth and Wi-Fi connectivity via USB dongles, and is compatible with the Yealink EXP40 expansion module for enhanced call handling. Ideal for busy office environments, the SIP-T48G combines performance with a sleek design.
TECHNICAL SPECIFICATION
| Category | Details |
|---|---|
| Audio Features | Yealink Optima HD voice; Full-duplex hands-free speakerphone with Acoustic Echo Cancellation (AEC); Supports G.722, G.711(A/μ), G.723.1, G.729AB, G.726, iLBC codecs; DTMF: In-band, Out-of-band (RFC 2833), and SIP INFO; VAD, CNG, AEC, PLC, AJB, AGC |
| Phone Features | Supports up to 16 VoIP accounts; Call hold, mute, DND; One-touch speed dial, hotline; Call forward, call waiting, call transfer; Group listening, SMS, emergency call; Redial, call return, auto answer; 3-way conferencing; Direct IP call without SIP proxy; Ring tone selection/import/delete; Set date/time manually or automatically; Dial plan; XML Browser; Action URL/URI; RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035) |
| Directory | Local phonebook up to 1000 entries; Blacklist; XML/LDAP remote phonebook; Intelligent search method; Phonebook search/import/export; Call history: dialed/received/missed/forwarded |
| Network and Security | SIP v1 (RFC2543), v2 (RFC3261); NAT traversal: STUN mode; Proxy mode and peer-to-peer SIP link mode; IP assignment: static/DHCP/PPPoE; HTTP/HTTPS web server; Time and date synchronization using SNTP; UDP/TCP/DNS-SRV (RFC 3263); QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP; SRTP for voice; Transport Layer Security (TLS); HTTPS certificate manager; AES encryption for configuration file; Digest authentication using MD5/MD5-sess; OpenVPN, IEEE802.1X; IPv6 |
| Physical Features | Stand with 2 adjustable angles; Wall mountable; External universal AC adapter (optional): AC 100~240V input and DC 5V/2A output; Power consumption (PSU): 2.0W-6.4W; Power consumption (PoE): 2.4W-10.5W; Dimensions (W*D*H*T): 266mm*226mm*185mm*54mm; Operating humidity: 10~95%; Storage temperature: -10~50°C |
| Provisioning and Management | Configuration: browser/phone/auto-provision; Auto provision via FTP/TFTP/HTTP/HTTPS for mass deployment; Auto-provision with PnP; Zero-sp-touch, TR-069, SNMP; Provisioning server redundancy supported; Phone lock for personal privacy protection; Reset to factory, reboot; Package tracing export, system log |
| Expansion | Supports up to 3 Expansion Modules EXP40 (Self-adaptive sidecar with color screen) for more line keys; 1xRJ12 (6P6C) EXT port |
Yealink SIP-T48G
- Regular price
- $90.00
- Sale price
- $90.00
- Regular price
-
$279.00
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