Retevis RA-89 My very easy to follow main guide is here.    • CHIRP Programming PMR easy steps for ...  
Full Retevis RA-89 review here.    • Retevis RA89. 10w PMR 446. Going to t...  
But Retevis RA 89 radio here. https://www.amazon.co.uk/dp/B0CCNNGL91 2 Pack https://www.amazon.co.uk/dp/B0CCNQ7G2Q