GB/T 45314-2025 is a recommended national standard released and implemented on Feb 28, 2025, covering performance requirements and test methods for vehicle hands-free call and voice interaction. GB = National Standard, /T = Recommended, 45314 = Serial No., 2025 = Version Year.
Core Test Items
1.Call Quality Test:Transmission delay, loudness rating, echo suppression, double-talk processing, background noise suppression, one-way call voice quality.
2.Voice Interaction Performance Test:Voice wake-up rate & false wake-up rate, recognition accuracy under static/noise environment, sound source positioning capability.
The standard only assesses basic acoustic performance, excluding dialect adaptation and semantic AI reasoning capability.
Applicable Products & Vehicle Types
Three Applicable Terminals
·Vehicle speaker hands-free call terminal
·Vehicle emergency call (eCall) terminal
·Vehicle voice interaction terminal
Vehicle Coverage
M1 passenger vehicles (≤9 seats) and N1 light commercial vehicles (≤3.5 tons). M2/M3 buses and N2/N3 heavy trucks are not directly covered. Integrated vehicle machine with both call and voice functions needs full items testing.
For GB/T 45314 item classification and product compliance consultation, contact Blueasia Testing & Certification Consultant: 13534225140
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