Yamaha SB 5-9 Silent Brass System for Trombone

Yamaha SB 5-9 Silent Brass System
Yamaha's Silent Brass System offers the advantage of practicing or playing at times, and in places you couldn't before. Simply plug in the earphones to hear yourself in your own personal performance environment. The internal electronics can also enhance the sound digitally to mimic the acoustics of a larger room and you can play along with your favourite pre-recorded music by plugging in a CD player. Using the output jack you can connect to an external amplifier or recording device to share your music with others.

Specifications:
• Input: 120 Hz to 20 kHz
• Aux In input: 160 Hz to 20 kHz
• Input signal level: -30dBm Aux IN:20dBm)
• Output level:-10 dBm
• Headphones output
• Power supply: 6F22/6LR61 battery 9V
• Dimensions: 75 x 70 25 mm
• Weight: 65g (without battery)