Plantronics Calisto 240 – 57240.002

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Plantronics Calisto 240 – 57240.002


Make the evolution to PC communications simple with the Plantronics Calisto® 240 USB handset. It’s perfect if you’re new to PC calling. 

The LCD display lets you see who’s calling and an integrated full duplex speakerphone offers hands-free convenience. 

Functions like dialling, redialling, answering and muting calls are as simple as pressing a button. And with top of the line audio technology, you’ll like how you sound too. 

When you’re on-the-go, the Calisto 240 conveniently slips into a carrying pouch that’s easy to tuck in your computer bag or carry on. 

MF Communications stock new and second-user phones, telephone system spares and a wide range of telephone parts. Please quote Calisto 240 or product code 57240.002 when ordering.


Key Features

  • A familiar phone interface for managing PC calls.
  • Integrated full duplex speakerphone for hands-free convenience.
  • LCD screen for easy call ID viewing and menu navigation.
  • Answer/end/mute/dial/redial controls at your finger tips.
  • Wideband offers the best PC audio available.
  • Desk stand for easy storage.
  • Slim, portable design easily fits into laptop bag.
  • Enhanced protection with included carrying pouch.
  • SoundGuard® technology provides protection against audio spikes.
  • Powered by USB, no batteries required.

At MF Communications we offer a full one year warranty* on all new, remanufactured and refurbished products.

We offer after sales support** and advice from answering simple user questions to full system programming services. These services are maintained through a combination of online support documents and a full range of business telecoms services, including our maintenance and support services.

We will do all we can to offer our assistance with any problems you may encounter.

MF Communications has built its reputation on offering customer satisfaction. So if you are a customer with a problem, we want to know about it. You can contact us by calling +44 (0) 1892 514687 or email

*some DECT telephones & untested equipment has a reduced time period warranty.

**where relevant to products/services offered.

UK Delivery

We aim for next day delivery. Any order placed before 1.00 pm on any business day (Monday – Friday excluding Bank Holidays) should be delivered the next business day before 5.30 pm (assuming the item is in stock).

Worldwide Delivery

We ship worldwide from our UK warehouse. All international shipment charges are quoted per parcel. If your order exceeds the standard parcel size further shipment charges will be due before the order can be shipped. We will contact you directly with any additional shipment charges are due.

Read more information on UK and Worldwide Delivery.

  1. The Customer is required to inspect all goods upon receipt and to notify MF Communications Limited of any defects or complaints within 7 days of receiving goods.
  2. It is the responsibility of the customer to ensure the safe return of faulty or incorrect goods to MF Communications Limited.
  3. All goods returned must clearly state customers name, order no, telephone number, fault details and proof of purchasing. These goods must be in MF Communications Limited’s original packaging and condition, with original insertions, fixtures and parts. Failure to do so will result in the refund being invalidated.
  4. We use tamper proof labels which are stuck to each item sold by MF Communications Limited. This ensures that goods have been purchased from MF Communications Limited. When the label is peeled back MF Communications Limited Company details sticks to the glue and the label will then say void. No goods will be accepted back unless this label is intact.
  5. Restocking Fee 20% UK Only. Returned Goods MUST be in re-saleable condition or customer will be charged full invoice value.