VJ Harmony NeckBand Model No: VJN4211

VJN Harmony Ear Bluetooth neckband with mic

Bluetooth Version: 5.3 Play Time:20h  Charging time : 2.5hrs  fast Charging drive

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BT Name :VJ Harmony Bluetoh Version: 5.3 Chipset :AB5616

Profile support: AVRCP_V1.6/HFP_V1.7/HSP_V1.2/A2DP_V1.3

Supported Audio decoding SBC,AAC, APE, FLAC

Transmission frequency: 2401MHz,Transmission distance: 10M

Speaker driver size: 10MM, Sensitivity :1KHZ 106db±3db

Frequency response: 50-5000HZ, Output power 0.3W

Mic distortion rate:  1KH 10%, Mic Sensitivity: -39db ±3db

Battery Type: Li-Polymer 601045, Li-battery Capability:270mAh

Battery working voltage: 3.7V, Working current:4.5mA

Playing time:20H, Talking time: 23H, Standby time: 310H, Charging time :2.5H

Input: 5V ,USBTYPE-C, Working temperature: 5-30°

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