Using the PAGING/ Intercom Features

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To place a call on hold when using the handset, switch to the speakerphone by pressing SPEAKER on the base, then place the handset on the base (or press TALK on the handset). Then press HOLD on the base.

The phone disconnects the call 5 min- utes after you put it on hold. However, during those 5 minutes, a series of beeps reminds you the call is on hold. After 1 minute, the handset beeps ev- ery 15 seconds. After 4 minutes, the handset beeps every 5 seconds. After 5 minutes, the handset sounds a long tone and disconnects the call.

To release a call from hold and contin- ue your conversation from the hand- set, press TALK or pick up the handset from the base.

To release a call from hold and use the speakerphone, press SPEAKER.

You can use another phone on the same line to pick up the call on hold, but the handset still shows that call on hold.

When a call is not in progress, you can use the ET-550 as a two-way pager and intercom between the base and the handset.

This is useful if the handset is away from the base and you want to locate it,

or if you want to have a conversation between the handset and the base.

To page the base or handset, press IN- TERCOM. Both the base and the hand- set sound an intercom tone.

To answer the page, when the inter- com tone sounds, press INTERCOM (or TALK on the handset or SPEAKER on the base).

To end the intercom call, press TALK or SPEAKER, or place the handset on the cradle.

To transfer a call to the base or hand- set, press INTERCOM. The incoming call is put on hold. When the base or handset answers, press SPEAKER or TALK to end the intercom call.

During a call, you can use the inter- com to make a conference call so people at both the base and the hand- set can be a part of the call. To do this, press INTERCOM. The incoming call is put on hold and an intercom tone sounds.

ET-550 specifications

The Radio Shack ET-550 is a notable device from the well-known electronics retailer, combining simplicity and functionality for users in the late 20th century. Positioned as a reliable personal electronic device, the ET-550 attracted tech enthusiasts and casual users alike, eager to embrace the digital age.

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The ET-550 incorporated advanced technology for its time, utilizing a clear LCD screen that displayed information prominently. This screen made it easy for users to read text and access various features without straining their eyes. The device also boasted a built-in keyboard that was comfortable to use, enabling quick data input and interaction.

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In conclusion, the Radio Shack ET-550 stands out as a testament to innovation in personal electronics during its time. With features focused on usability, portability, and efficiency, it captured the attention of a diverse user base, marking an important chapter in the evolution of personal tech.