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Two built in microphones with ENC Built in Hall switch open the lid of case with automatic connection 6mm composite membrane driver element Supoort HIFI sound quality CVC penetrating calling penetrating calling Comfort design for ergonmics Built-in button cells,with long battery life and safe working Waterproof IPX5 Materials is ABS and PC Wireless solution is RTL8753 Wireless version is BT 5.0 Wireless support agreement AVRCP HSP HFP A2DP Transmission distance is 10m-15m Frequency Response is 2.402GHz-2.480GHz Battery capacity 60mAh 500mAh with protective IC board The case of charging times for earbuds is 4 times Microphone sensitivity -38±3dB Impedance 16±15 Driver Element is 6mm Composite membrane speaker Frequency Response is 20Hz-20kHz Impedance output sensitivity is 97±5dB at 1KHz Input DC5V 500mA Playing time 5-6h Standby time 200h Charging time 1.5h Color Black and support customized

IPX5 waterproof level 400mAh mini charge case/Double digital display for earphones Earbuds can be easily switched independently HIFI sound quality with professional tuning Auto power on/off/reconnect/pair ANC Noise cancelation Wireless charging mode Transparent mode Low latency mode In ear inspection Materials is ABS and PC Wireless solution is Lanxun 5376A Wireless version is BT 5.0 Wireless support agreement AVRCP HSP HFP A2DP Transmission distance is10m-15m Frequency Response is 2.402GHz-2.480GHz Battery capacity is 40mAh 400mAh with protective IC board The case of charging times for earbuds is 4 times Driver Element is Composite membrane speaker �?6mm Frequency Response is 20Hz-20kHz Touch Control mode Sensitivity 102dB�±3 Microphone MEMS microphones 3722 Frequency 2.4GHz Class 2 Input 3.7V Impedance 16�©�±15% Max power dissipation 12mA Playing time 3-4h Standby time 150h Charging time 1h Color Black and support customized

Certification CE ROHS Tiny earbuds convenient to use Touch control double keys operation Fast connection with opening case 13mmcomposite membrane driver element Supoort HIFI sound quality CVC penetrating calling Comfort design for ergonmics Materials have ABS and PC Wireless solution is Jerry AC6973D4 Wireless version is BT 5.1 Wireless support agreement AVRCP HSP HFP A2DP Transmission distance is 10m Frequency Response 2.402GHz-2.480GHz Battery capacity 25mAh 250mAh The case of charging times for earbuds 2-3times Driver Element Composite membrane 13mm Frequency Response 20Hz-20kHz Playing time is 4-5h Standby time is 150h Charging time is 1h Color Black white and support customized

Certification CE FCC ROHS Battery display on the case 10mm composite membrane driver element Rich and full sound quality with great bass. Comfort design for ergonomics Materials is ABS and PC Wireless solution is Jerry AC6936D Wireless version is BT 5.0 Wireless support agreement AVRCP HSP HFP A2DP Transmission distance 10m-15m Frequency Response 2.402GHz-2.480GHzï¼?RFï¼? Battery capacity 30mAh 300mAh The case of charging times for earbuds is 3times Driver Element Composite membrane 10mm Frequency Response 20Hz-20kHz Playing time is 3h Standby time is 3-4h Charging time is 1h Color Black/white and support customized

CertificationCE ROHS FCC WEEE UKCA Tiny earbuds convenient to use Touch control double keys operation 13mmcomposite membrane driver element Supoort HIFI sound quality CVC penetrating calling Comfort design for ergonmics Materials is ABS and PC Wireless solution is Jerry AC6976D4 Wireless version is BT 5.1 Wireless support agreement AVRCP HSP HFP A2DP Transmission distance 10m-15m Frequency Response 2.402GHz-2.480GHz Battery capacity 30mAh 300mAh The case of charging times for earbuds is 4times Driver Element is Composite membrane 13mm Frequency Response 20Hz-20kHz Playing time is 5-6h Standby time is 120h Charging time is 1h Color Black white dark green pink blue and support customized Charing port is Micro USB