70C+80B淋雨測試

Time:2018/07/19

70C淋雨測試

Time:2018/07/19

80B淋雨測試

Time:2018/07/19

喇叭壽命測試

Time:2018/07/19

喇叭鹽霧測試

Time:2018/07/19

喇叭震動測試

Time:2018/07/19