Declaration of pre-install of OTT voice service We, [TCL Communication Ltd.,], as the manufacturer of FCC ID: 2ACCJN055 Model: T701DL,T671G, declares that this model supports Wi-Fi Calling and only pre-installs Google DUO of OTT service with Android OSand doesnt support any other OTT services. We tested DUO using the software from Google according to KDB 285076 D02 v03r01 Guidance for performing T-Coil tests for air interfaces supporting VOIP to support CMRS based telephone services. APPROVED BY:
Peter Yang Product Certification Manager TCL Communication Ltd. Date: 2021-12-07