Bluetooth V4.0, CSR solution

After any following tests, the sensitivity of the earphone unit shall not change more than ±3 dB from initial value, and shall keep their initial operation and appearance.

商品名称：利好音响(香港)設計開發最新产品Bluetooth V4.0, CSR solution
商品分类：耳机
商品规格： 
上架时间：2012-11-16