ตู้แอมป์ คีย์บอร์ด ยี่ห้อ Peavey KB4 -กำลังขับ 100 วัตต์-ขนาดดอกลำโพง 15 นิ้ว-ใช้ไฟฟ้า 220V.15 inch speaker and tweeter75 watts/100 watts with external speakerChannels 1 & 2 have stereo 1/4" inputsChannel 3 features stereo 1/4" and mono XLR inputsChannel 4 1/4" monitor inputStereo mixer with 2-band EQ and main effects send/returnMic/Line channel with 3-band EQ and effects send/returnMonitor input with level control and assignHeadphone out with level controlBuilt-in casters and handle for easy moving4 ChannelsWeight Unpacked: 72.00 lb(32.659 kg)Weight Packed: 83.00 lb(37.648 kg)Width Packed: 27.75"(70.485 cm)Height Packed: 28"(71.12 cm)Depth Packed: 21.5"(54.61 cm)