1 normal answering, 2 automatic answer (headset mode), 3 loudspeaking (handsfree mode) – AASTRA DT690 User Manual

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1 normal answering, 2 automatic answer (headset mode), 3 loudspeaking (handsfree mode) | AASTRA DT690 User Manual | Page 113 / 140 1 normal answering, 2 automatic answer (headset mode), 3 loudspeaking (handsfree mode) | AASTRA DT690 User Manual | Page 113 / 140
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