Markbass MBC 105015 CMD JB PLAYERS SCHOOL The CMD JB PLAYERS SCHOOL combo has a highly-portable size, and it weighs only 16.2 Kg. Its sound is professional, and like all Markbass rigs, getting the right sound is as simple as setting the amp flat, plugging in, and turning up the volume.EQ only needs to be used when compensating for unusual venue acoustics.Both student and professional users deserve a great professional sound, and this combo is the choice!SPEAKER: 1x15"TWEETER: noneSPEAKER POWER HANDLING: 300W RMS (AES Standard)FREQUENCY RESPONSE: 40Hz to 5 KHzSENSITIVITY SPL: 100dBIMPEDANCE: 8 ohmsPREAMP: Solid StateAMP POWER: 250W RMS @ 4 ohms / 150W RMS @ 8 ohmsWEIGHT: 16.2 KgWIDTH: 46 cmDEPTH: 48 cmHEIGHT: 45.5 cm Product specifications are subject to change without notice.MARKBASS MBC 105015 CMD JB Players School produktark