https://www.ukwildlifecameras.co.uk/collections/and-upgrade-modules/products/gprs-gsm-wireless-module-for-6210mc
GPRS/GSM Wireless Module For 6210MC
GPRS/GSM Wireless Module For 6210MC Wireless GPRS/GSM Module for Ltl Acorn 6210MC series. Effectively converts a 6210MC into a 6210MM. Antenna not included.
wireless modulegprsgsm