Yealink

Yealink CP920. Product type: IP conference phone, Control type: Buttons, Product color: Stainless steel. AC input voltage: 100 - 240 V. Width: 12.1" (307.8 mm), Depth: 11.7" (298 mm), Height: 2.63" (66.9 mm)

Yealink BLT60. Bulb technology: LED, Number of bulbs: 1 bulb(s). Type: Hanging work light, Product color: Black. Package width: 1.85" (47 mm), Package depth: 0.906" (23 mm), Package height: 5.24" (133 mm)

Yealink W90DM. Management protocols: TFTP/FTP/HTTP/HTTPS/RPS, Supported network protocols: SIP v1 (RFC2543), v2 (RFC3261), SNTP/NTP, VLAN (802.1Q and 802.1P), 802.1x, LLDP, STUN, UDP/TCP/TLS, Security algorithms: AES, HTTPS, SHA-384, SHA-512, SRTP, TLS. Phonebook capacity (per handset): 100 entries. Frequency range (EU): 1880 - 1900 MHz, Frequency range (US): 1920 - 1930 MHz, Maximum indoor range: 1968.5" (50 m). Ethernet LAN data rate supported (max): 100 Mbit/s. Product color: White

Yealink W90B. Frequency range: 1.8 - 1.9 GHz, Maximum range: 11811" (300 m), Supported network protocols: SNTP/NTP, VLAN, SIP v1, SIP v2, UDP/TCP/TLS, DHCP. Product color: White. Input voltage: 100 - 240 V

Yealink W80B. Frequency range: 1.8 - 1.9 GHz, Maximum range: 11811" (300 m), Supported network protocols: SNTP/NTP, VLAN, SIP v1, SIP v2, UDP/TCP/TLS, DHCP. Product color: White. Input voltage: 100 - 240 V. Dimensions (WxDxH): 5.12 x 3.94 x 0.988" (130 x 100 x 25.1 mm), Weight: 5.64 lbs (2.56 kg), Package width: 6.85" (174 mm)

Yealink SIP-T57W. Product type: IP Phone, Product color: Gray, Handset type: Wired handset. Dual-Tone Multi-Frequency (DTMF) modes: In-band, Out-of band, SIP info. Phonebook capacity: 1000 entries. Volume control: Buttons. Display diagonal: 7", Display resolution: 800 x 480 pixels