Telos Zephyr Express Portable ISDN Audio Transceiver

Rack Mount Telos ZEPHYR Digital Network Audio Transceiver Tested Working

Telos Zephyr Layer III Digital Network Audio Transceiver ISDN *UNTESTED AS IS

Telos Systems Zephyr XStream Digital Audio Transceiver ISDN CODEC

TELOS SYSTEMS INC ZEPHYR EXPRESS PORTABLE ISDN AUDIO TRANSCEIVER

Telos Systems Zephyr XStream ISDN Codec Mountable Audio Digital Transceiver

Telos Zephyr Express Portable ISDN Audio Transceiver Layer III No Power Supply