Unverified50% confidenceBenchmarkExact time

电话场景端到端延迟低于800毫秒感觉流畅，超过2秒用户会明显感知停顿，超过3秒会误以为通话中断

1

Sources

50%

Confidence

Long-term

Relevance

7/20/2026

First Seen

Sources

Self-Hosted Voice AI Assistant: Bringing Conversational Intelligence to Asterisk/FreePBX

Related Claims

UnverifiedThe acceptable response gap in human conversation is approximately 500 milliseconds; exceeding 1 second produces a noticeable lag and is a hard threshold for user experience in telephony products.78% similar

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