Yealink

Yealink W73P. Product type: IP mobile phone, Product color: Gray, Handset type: Wireless handset. Phonebook capacity: 100 entries. Display: TFT, Display diagonal: 1.8", Display resolution: 128 x 160 pixels. AC adapter input voltage: 100 - 240 V, Input frequency: 50/60 Hz, Input current: 0.2 A. Battery technology: Lithium-Ion (Li-Ion), Battery capacity: 1010 mAh, Battery voltage: 3.7 V

Yealink SIP-T31P. Product type: IP Phone, Product color: Gray, Handset type: Wired handset. Phonebook capacity: 1000 entries. Display: LCD, Display diagonal: 2.3", Display resolution: 132 x 64 pixels. Voice codecs: G.722, G.729, AGC, G.729A, AJB, PLC, G.711Mu, VAD, G.711a, G.723.1, G.726, iLBC, CNG, OPUS. Ethernet LAN interface type: Fast Ethernet, Ethernet LAN data rates: 10,100 Mbit/s, Networking standards: IEEE 802.3af, IEEE 802.1p, IEEE 802.1Q, IEEE 802.1x

Yealink RT30. Frequency range (EU): 1880 - 1900 MHz, Frequency range (US): 1920 - 1930 MHz, RF power: 10 mW. AC input voltage: 100 - 240 V, DC output voltage: 5 V, DC output current: 0.6 A. Width: 5.12" (130 mm), Depth: 0.988" (25.1 mm), Height: 3.94" (100 mm)