Maplin Electronics has this Two Way Radios for £39.99, after £10 Instant Discount

Use Voucher: £3 off £30

5FXL-ZH32-2FY7-2T19-8RCR

(expires: 03/21/2012)
Final Price: £49.99 - £10 - £3 = £36.99 (Incl.Delivery)

With its long range capability, enhanced security features and complete rechargeable solution this system is the perfect portable radio set up for those who work or play in the outdoors. No license is required, meaning anyone can operate them, give one handset to your kids and you have the other so you can remain in touch. If there are more people in your group then buy as many sets as you need to ensure you are all in contact with each other.