Amazon.com: Williams AV DWS INT 2 400 ALK Digi-Wave 400 Interpretation System for 1 Presenter and 10 Listeners; Includes: DLT 400 Transceiver, (10) DLR 400 ALK Receivers, MIC 144 Headset, (10) EAR 022 Earphones : Office Products
Williams AV(旧Williams Sound)Digi-wave 400シリーズ | メディアプラス,Williams AV Digi-Wave DLT 400 digital transceiver,Amazon.com: Williams AV DWS INT 2 400 ALK Digi-Wave 400 Interpretation System for 1 Presenter and 10 Listeners; Includes: DLT 400 Transceiver, (10) DLR 400 ALK Receivers, MIC 144 Headset, (10) EAR 022 Earphones : Office Products,4-Person Digi-Wave Wireless Intercom System - Williams AV