Bluetooth version: 5.3
Bluetooth solution: Jieli 6973D4
Product material: ABS
Product size: 59*46.6*25.9mm
Net weight: 27.6±0.5g±1g
Horn size: 10mm
Horn power :3mW
Battery type: polymer battery
Battery capacity: 400mAh
Earplug capacity: 50mAh*2
Input interface and power: TYPE-C USB
Function: Open warehouse/close warehouse colorful light
Features: Double label
Charging time: ≤1.5 hours
Duration: 5-6 hours
Standby time: 90 days
Working distance: Barrier-free 10M
Signal to noise ratio: 55dB
Frequency response: 20Hz to 20KHz
Distortion degree: ≤5%
Accessories: 50CM charging cable
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