diff --git a/unshackle/services/Netflix/__init__.py b/unshackle/services/Netflix/__init__.py
index 68e87a1..923fe21 100644
--- a/unshackle/services/Netflix/__init__.py
+++ b/unshackle/services/Netflix/__init__.py
@@ -708,20 +708,44 @@ class Netflix(Service):
     def get_esn(self):
         if self.cdm.device_type == DeviceTypes.ANDROID:
             try:
-                # Use ESN map from config.yaml instead of generating a new one
-                esn = self.config["esn_map"][self.cdm.system_id]
+                esn_template = self.config["esn_map"][self.cdm.system_id]
             except KeyError:
                 self.log.error(f"ESN mapping not found for system_id: {self.cdm.system_id}")
                 raise Exception(f"ESN mapping not found for system_id: {self.cdm.system_id}")
 
-            esn_value = {
-                'esn': esn,
-                'type': self.cdm.device_type
-            }
             cached_esn = self.esn.data.get("esn") if isinstance(self.esn.data, dict) else self.esn.data
             cached_type = self.esn.data.get("type") if isinstance(self.esn.data, dict) else None
-            if cached_esn != esn or cached_type != DeviceTypes.ANDROID or (hasattr(self.esn, "expired") and self.esn.expired):
-                self.esn.set(esn_value, expiration=1 * 60 * 60)
+            cache_expired = hasattr(self.esn, "expired") and self.esn.expired
+            randomchar_pattern = r"\{randomchar_(\d+)\}"
+
+            if re.search(randomchar_pattern, esn_template):
+                esn_regex = "^" + re.sub(
+                    r"\\\{randomchar_(\d+)\\\}",
+                    lambda match: rf"[A-Z0-9]{{{match.group(1)}}}",
+                    re.escape(esn_template)
+                ) + "$"
+
+                if cached_type == DeviceTypes.ANDROID and isinstance(cached_esn, str) and re.match(esn_regex, cached_esn) and not cache_expired:
+                    esn = cached_esn
+                else:
+                    self.log.info("Generating Android ESN from configured randomchar template")
+                    esn = re.sub(
+                        randomchar_pattern,
+                        lambda match: "".join(random.choice("0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ") for _ in range(int(match.group(1)))),
+                        esn_template
+                    )
+                    self.esn.set({
+                        'esn': esn,
+                        'type': self.cdm.device_type
+                    }, expiration=1 * 60 * 60)
+            else:
+                esn = esn_template
+                esn_value = {
+                    'esn': esn,
+                    'type': self.cdm.device_type
+                }
+                if cached_esn != esn or cached_type != DeviceTypes.ANDROID or cache_expired:
+                    self.esn.set(esn_value, expiration=1 * 60 * 60)
         else:
             ESN_GEN = "".join(random.choice("0123456789ABCDEF") for _ in range(30))
             generated_esn = f"NFCDIE-03-{ESN_GEN}"
diff --git a/unshackle/services/Netflix/config.yaml b/unshackle/services/Netflix/config.yaml
index 712e045..204ccfd 100644
--- a/unshackle/services/Netflix/config.yaml
+++ b/unshackle/services/Netflix/config.yaml
@@ -22,7 +22,7 @@ esn_map:
   8131: "HISETVK84500000000000000000000000007401422"
   22590: "NFANDROID1-PXA-P-L3-XIAOMM2102J20SG-22590-020NTB086HJPGG70MDDMR0306MR0NNO5G3DJGFCKS9HJF58ER9QA21VFG4I0246JRN6TF16L9I627EPK708SH42UUMG1ASFVG20F3"
   12063: "NFANDROID1-PRV-P-SHENZHENKTC-49B1U-12063-2PAENERYJWY35H7F24163TMUCBBA4VRHQ2XZX4OBU4MUTKYFW50BMFBVGTUMN6IM0"
-  7110: "NFANDROID1-PRV-P-MSD6886602GUHDANDROIDTV-HISENHISMARTTV-A4-7110-5EAE417AE3DB234B5FFC4EFC289A1B11D4475CC5949186C83F4C3D20FF203972"
+  7110: "NFANDROID1-PRV-P-MSD6886602GUHDANDROIDTV-HISENHISMARTTV-A4-7110-{randomchar_64}"
   16401: "NFANDROID1-PRV-P-MSD6886602GUHDANDROIDTV-HISENHISMARTTV-A4-16401-FA2CF15C2E3A00BDDC3B6811C210893F0CD2C062471A62C2A0DD8C28BAE8DF42"
 endpoints:
   website: "https://www.netflix.com/nq/website/memberapi/{build_id}/pathEvaluator"