2009 Mazda CX-9 Owner's Manual - Page 323

Interior Comfort Rear Entertainment System NOTE l l l l l To listen to audio other than from the speakers of the rear entertainment system, it is necessary to use the wireless headphones that are included. For headphone specification, refer to "Operation Tips for Headphones" (page 6-72). When the headphones are not in use, turn them off. DTS formatted sound cannot be generated through the headphones. Use the vehicle's speakers. If there is no sound produced from a signal for 3 minutes or longer after the headphone power is turned on, or there is no signal reception, the headphone power turns off automatically. If the headphones are continuously used for 4 hours or more after the sound signal is received, the headphone power turns off automatically. The acceptable range for signals (infrared rays) from the Rear Entertainment System is as follows: Rear Entertainment System Wireless headphone signal (infrared rays) transmitter The signals (infrared rays) can be received in any location on the rear seats. However, the rear of the transmitter is out of the acceptable range. A wireless headphone can be used in any position on the rear seats, however, the sound may skip under the following conditions because the acceptable range varies or the signals are blocked. l When affected by intense light such as direct sunshine. 6-83