[Home](./index.md) > [@snowplow/browser-tracker](./browser-tracker.md) > [EmitterConfigurationBase](./browser-tracker.emitterconfigurationbase.md) > [bufferSize](./browser-tracker.emitterconfigurationbase.buffersize.md) ## EmitterConfigurationBase.bufferSize property The amount of events that should be buffered before sending Recommended to leave as 1 to reduce change of losing events Signature: ```typescript bufferSize?: number; ```