Description
product functions: 1, lithium-ion battery: 100mah, call time: 10-12 hours, standby time: 240 hours. 2, compatibility: powerful compatibility, and basically, digital products with bluetooth functions on the market can be used. 3, support mode: hspa2dphfpavrcp, transmission distance of 10 meters dsp intelligent noise reduction. 4, support one drag two language prompt in chinese and english pronunciation. 5, undertake odm customization, customize logo according to your needs.









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