Telematrix 3500MWS, 3500 Series – Analog Corded Phones, 1 Line, Black, Part# 35A110S0D T41S Deskphone This supports 4-Channel and has

This supports 4-Channel and has an Advanced H

OPM510 and SLS535 (SINGLEMODE KIT

Micro USB（USB mass storage）

VR Models feature recessed volume control at the center of the front speaker grille

Telematrix 3500MWS, 3500 Series – Analog Corded Phones, 1 Line, Black, Part# 35A110S0D T41S Deskphone This supports 4-Channel and hasThe high quality Telematrix 35A110S0D 3500MWS is a part of the 3500 Series Analog Corded Phone with 1 Line, 0 GSK, MW, Basic, Speaker in Black. Features: Available in 1 or 2 line configurations USB charging port optional Speakerphone or non speakerphone 0, 3, 5 or 10 programmable Guest Service Keys Patented OneTouch voice mail retrieval technology Dual Neon LED message waiting light SIP Standard voicemail messaging (VoIP phones) LED indicator lights