BT213S,FIBER BT213S
BT214SM900,FIBER BT214SM900 GLASS FIBER
BT215S,FIBER BT215S
BT215SMSS,FIBER BT215SMSS
BT216SM8,GLASS FIBER; DIFFUSE MODE; 4.9
【Knowles Acoustics】BT-21751-000,麦克风
【Knowles Acoustics】BT-21751-005,麦克风
【Knowles Acoustics】BT-21752-000,麦克风
