BK-603 is a two-wire/four-wire IFB box. It only supports 3.mm jack earphone. BK-603 also can run with four AA size battery.

DT-100 is a portable speaker user station.
Features like built in speaker,talk button,callbutton and volume control. DT-100P can be used as a public listen box.

WS-200 is a two channle wall mount speaker staion.All its operations can be finished on panel easily. It can select input A and B.
Features like Sidetone Null adjustment,XLR and 1/4 inch compatible panel microphone jack.

Dimensions：8.27” (W) x4.49” (H) x2.13” (D), 210mm x 114mm x 54mm

weight：0.5Kg

MS-500 4 TALLY Channle + 1 Two-Wire Channel Main Station

MS-500 has four with tally two-wire channles and one normail two-wire channle. All its operations can be finished on panel easily.
Features like Tally signal,Ann. output, program input, Remote Microphone kill Switch (RMK),Sidetone Null adjustment,XLR and 1/4 inch compatible panel microphone jack, automatic circuit short protection and indication.

Dimensions: 19” (W) x1.75” (H) x9.48” (D), 482mm x 44.5mm x 241mm