The 2.4GHz transmission band of the BeoCom 1 cordless phone produces incredible clarity even if it is long range. You can talk as much as you want with this Bang & Olufsen 2-lines phone, which has 10-hours talk time. Now recognize the caller when they call with the caller ID feature of this Bang & Olufsen cordless phone. This Bang & Olufsen 2-lines phone supports intercom technology, which is optimum for intra-office communication. You can now know the identity of the caller through the caller ID feature of this Bang & Olufsen cordless phone. Do not worry about missing important calls when you are away, as the digital answering system of the BeoCom 1 cordless phone will diligently record all your callers' messages.