- One-Way White on White Grill Pendant Speaker- Self-amplified one way- Low profile tube style pendant speaker for areas with high ceiling heights that require an upscale contemporary appearance- High-efficiency speaker for background music and paging- Metal weather-resistant enclosure- Simply hang from included 6 black steel chain Volume control Voice Coil Impedance: 8 ohms Input Impedance: 600 ohms nominal Signal Level: -10dBm line level Output: 100dB at 4 feet Power Requirements: 300mA at -24V