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Extra DECT accessory handset and charger for S2421

When premium guest rooms and suites need more than a single phone, pair up to 3 S242SDU accessory phones with a single S2421. Using DECT wireless technology, all phones will operate from just a single SIP account, eliminating the need for extra telecommunication infrastructure or licences.


  • Up to 7 days’ standby and 7 days talk time
  • S2421 supports up to 3 S242SDU DECT accessory phones
  • USB charging port for guest devices
  • 2 programmable keys
  • Uses mains power: Euro 2 pin and UK 3 pin adapters available

Colour choices

Matte Black

Silver & Pearl

Silver & Black

Warranty Information



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