The best price for Yealink SIP-T21P-E2 is $89.10. This is presently the cheapest offer found from comparing prices from 2 shops in New Zealand and one overseas retailer. This model is among the most popular products in the VOIP Phones category and has an average rating of 4.2 out of 5 from 5 reviews.
SIP, SIP v2
Comfort noise generation (CNG), voice activity detection (VAD), HD Voice, acoustic echo cancellation (AEC), packet loss concealment (PLC), adaptive jitter buffer (AJB), automatic gain control (AGC)