True Wireless Earplug w/ 30dB Gain Value Sound Amplifier

2021 hit product by Shenzhen WinTo Technology Co., Limited

Advanced Bluetooth 5.2 Technology with True Wireless Earplug with amplifier,

• 1.Bluetooth Version: V5.2
• 2.Chipset:PAU1825
• 3.Bluetooth Profiles: HFP1.7、HSP1.2、A2DP1.3、AVRCP1.6
• 4.Decoder: SBC, AAC
• 5.Transmission Distance: 10m
• 6.Playing Time:8H ; Talk Time: 6H
• 7.Charging Time:1.5H
• 8.Standby Time: 200H
• 9. Battery:400mAh for charging case; 50mAh for Earplug
• 10.Frequency Range:20Hz~20KHz
• 11.Microphone Sensitivity: 94dB
• 12.Speaker size: 6mm
• 13.Speaker Impedance: 32Ω 
• 14. Color: Black
• 15.Weight: 48.8g (Charging case:40g; Earplug: 4.4g*2)
• 16. Waterproof: IPX4
• 17. Battery life: 300 cycle charges
• 18. Dimension: charging case: 63*49.5*24mm; earplug:34.5*15*25mm
• 19.Speaker type: dynamic
• 20.Material:PC 
• 21.Gain Value: 40dB