Wireless ceiling speaker measuring 17.5 cm

Wireless ceiling speaker Nidaa Al-Saqfiyah unique does not need to connect it to the external playback device (NDK-100) only connect it to power and the external device (NDK-100) transmits the audio content to the speaker Model: NA-6BM Power: 30 watts Electrical supply: 100-240 volts 50/60 Hz 12 volts 2 amps Operating system: Receive audio signal from transmitter device NDK-100 Colors: White Sensitivity: 99 dB Frequency response: 90Hz – 20kHz Speaker size (woofer): 6 inches External surface diameter: 200 mm (20 cm - 8 inches) Ceiling hole diameter: 175 mm (17.5 cm - 7 inches) Wireless ceiling speaker Great sound for aisles and classroom Only need a power to run (Works only with NDK-100 wireless transmission device Model: NA-6WS Related power: 30 Watts Power adapter (operating voltage): INPUT: AC 100-240V, 1.5A 50/60 Hz. OUTPUT: 12V DC 2000mA Work system: Receive the audio signal from transmitter device NDK-100 Sensitivity: 99 dB Frequency response: 90Hz - 20KHz Woofer: 5 inch Panel diameter: 200 mm Opening diameter: 175 mm Packing unit dimensions: 255*220*85 mm