Yealink

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

Yealink CPE80. Dimensions (WxDxH): 6.85 x 7.09 x 2.48" (174 x 180 x 63 mm), Weight: 5.73 lbs (2.6 kg)

Yealink SIP-T53W. Product type: IP Phone, Product color: Black, Handset type: Wired handset. Dual-Tone Multi-Frequency (DTMF) modes: In-band, Out-of band, SIP info. Lines quantity: 8 lines, Phonebook capacity: 1000 entries. Volume control: Buttons. Display: LCD, Display diagonal: 3.7", Display resolution: 360 x 160 pixels

Yealink BYOD-Extender. Product color: Black, Placement supported: Desk, Cable length: 295.3" (7.5 m). Device interface: USB. Width: 3.5" (89 mm), Depth: 1.89" (48 mm), Height: 0.669" (17 mm). Cables included: LAN (RJ-45)

Yealink W79P. Product type: IP mobile phone, Product color: Black, Handset type: Wireless handset. Maximum indoor range: 1968.5" (50 m), Maximum outdoor range: 11811" (300 m). Lines quantity: 20 lines, Phonebook capacity: 1000 entries, Frequency band: 1.9 GHz. Display: TFT, Display diagonal: 1.8", Display resolution: 128 x 160 pixels. Ethernet LAN data rates: 10,100 Mbit/s, Networking standards: IEEE 802.3af

Yealink WH66 Dual UC. Product type: Personal audio conferencing system. Connectivity technology: Wireless, Bluetooth. Recommended usage: Office/Call center. Headphone frequency: 20 - 20000 Hz. Weight: 18.5 oz (525 g). Product color: Black