The Xvive U9 wireless system gives violin and viola players reliable wireless freedom without sacrificing sound quality. The included supercardioid gooseneck microphone attaches securely to your instrument, allowing you to adjust the microphone position as needed. Powered by rechargeable Li-ion batteries for up to five hours of performance, the U9 transmitter and receiver are made of durable yet lightweight materials so you can focus on your playing. With six available channels and a range of up to 90', the U9 provides crisp, clear sound for practice or performance. Violin and viola players will appreciate the U9 wireless system's high-quality components and rugged construction built to withstand the demands of frequent use.