The SIP-T48S is also equipped with Yealinks Optima HD Voice technology and wideband codec of Opus for unparalleled audio clarity. Plus, it works in conjunction with Bluetooth USB Dongle and Wi-Fi USB Dongle. The new T4S series offers the same elegant appearance of the T4 line, but with improvements for greater interoperability and collaboration. YEALINK SIP T48S CORE FEATURES. Yealink Optima HD voice: a combination of wideband technology G.722 and best-in-class system design. 7 800 x 480-pixel color touch screen with backlight. Dual-port Gigabit Ethernet , integrated Power over Ethernet (PoE) support. Up to 16 SIP accounts. Supports Bluetooth headset through USB dongle. Stand with 2 adjustable angles. Simple, flexible and secure provisioning options. As Yealink's SIP Phones continue to evolve, the SIP-T48S has been designed by pursuing ease of use with a scratch-resistant 7 inch touch screen, the T4 Series' signature metallic texture, non-slip rubber feet, and ergonomic recessed buttons.
Yealink Optima HD Voice refers to the combination of software and hardware design as well as the implementation of wideband technology to maximize acoustic performance. Coupled with advanced acoustic clarity technology such as full duplex, echo cancellation, and an adaptive jitter buffer, the SIP-T48S creates an amazing face-to-face experience. A Rich Visual Experience for Applications. The 7 800 x 480-pixel color touch screen with backlight enables rich visual presentation and easier menu navigation. For network connectivity, the SIP-T48S comes with two Gigabit Ethernet ports, one of them suitable for Power over Ethernet.
The SIPT48S also includes a built-in USB port, which supports Bluetooth headsets with the Yealink BT40. Highly Secure Transport & Interoperability.
The SIP-T48S uses SIP over Transport Layer Security (TLS/SSL) to provide service providers with the latest technology for enhanced network security. The range is certified compatible with 3CX, Asterisk, and BroadSoft.HD VOICE: HD HANDSET, HD SPEAKER. DTMF: IN-BAND, OUT-OF-BAND(RFC 2833) AND SIP INFO. FULL-DUPLEX HANDS-FREE SPEAKERPHONE WITH AEC. VAD, CNG, AEC, PLC, AJB, AGC. CALL FORWARD, CALL WAITING, CALL TRANSFER. REDIAL, CALL RETURN, AUTO ANSWER. DIRECT IP CALL WITHOUT SIP PROXY. SET DATE TIME MANUALLY OR AUTOMATICALLY. LOCAL PHONEBOOK UP TO 1000 ENTRIES. ANONYMOUS CALL, ANONYMOUS CALL REJECTION. INTERCOM, PAGING, MUSIC ON HOLD.
7 800 X 480-PIXEL COLOR TOUCH SCREEN WITH BACKLIGHT. LED FOR CALL AND MESSAGE WAITING INDICATION. INTUITIVE USER INTERFACE WITH ICONS AND SOFT KEYS. CALLER ID WITH NAME, NUMBER AND PHOTO. 7 FEATURES KEYS: MESSAGE, HEADSET, HOLD, MUTE, TRANSFER, REDIAL, HANDS-FREE SPEAKERPHONE.
POWER OVER ETHERNET (IEEE 802.3AF), CLASS 3. BUILT-IN A USB PORT, SUPPORT BLUETOOTH HEADSET (THROUGH USB DONGLE). 1XRJ12 (6P6C) EXT PORT: SUPPORTS UP TO 6 EXPANSION MODULES FOR AN ATTENDANT CONSOLE APPLICATION.EXTERNAL UNIVERSAL AC ADAPTER (OPTIONAL): AC 100240V INPUT AND DC 5V/2A OUTPUT. POWER CONSUMPTION (PSU): 2.0-6.4W. POWER CONSUMPTION (POE): 2.4-10.5W. AUTO PROVISION VIA FTP/TFTP/HTTP/HTTPS FOR MASS DEPLOYMENT. PACKAGE TRACING EXPORT, SYSTEM LOG.
SIP V1 (RFC2543), V2 (RFC3261). PROXY MODE AND PEER-TO-PEER SIP LINK MODE. TIME AND DATE SYNCHRONIZATION USING SNTP. QOS: 802.1P/Q TAGGING (VLAN), LAYER 3 TOS DSCP.
AES ENCRYPTION FOR CONFIGURATION FILE. The pictures include everything that you will receive unless specifically noted in the description. We are offering a 30 day conditional return period from the day our products are received.(not valid if item has been, in any form, tampered with). Item guaranteed to be operational. Item repair or replacement issued at our discretion based on those tests. Please check compatibility before looking. WE DO NOT CANCEL ORDERS!!
Be sure to include your country, city and postal code. We are committed to giving our customers 5 star service. We will do everything we can to work things out to your satisfaction. If there are any mistakes, problems or discrepancies with your order please inform us using the? We will answer your messages within 24 hours.The item "Yealink SIP-T48S Gigabit VoIP IP Phone with Power Supply NEW & Free Shipping" is in sale since Sunday, August 12, 2018. This item is in the category "Business & Industrial\Office\Telecom Systems\Business Phone Sets & Handsets". The seller is "dawsonbservices" and is located in Lynchburg, Virginia. This item can be shipped to United States.