The 4-pin decoder, previously only available as a spare (X9659), is compatible with the 0-4-0 W4 Peckett from the 2020 range.
What's Inside:
1x Standard 4 Pin DCC Decoder, 1x Instructions
Unused, never opened
The outer packaging has been opened and sellotaped but the decoder is still in unopened, sealed factory packaging.
E.&.O.E.