HQ series is designed for large indoor and outdoor amplication, live performance, VIP club, bar, KTV room etc. Loaded with Celestion HF driver and a 90 degree rotatable horn, it gives high dynamic acoustic pressure level and sound clarity. And the rotatable horn also make installation convenient. The combination of the compression driver and rotatable horn improve the clarity of the mid-frequency between 1KHz-4KHz. So vocal reinforcement will be more perfect.