Introduction Thank you for purchasing this Audio-Technica product. Before using the product, please read through the Quick Start Guide and Caution Guide, as well as this user manual when necessary, to ensure that you use the product correctly. Safety precautions Although this product was designed to be used safely, failing to use it correctly may result in an accident.
Safety precautions Cautions for rechargeable battery The product is equipped with a rechargeable battery (lithium polymer battery). • If battery fluid gets into eyes, do not rub them. Rinse thoroughly • Do not use, leave or store the battery in the following places: –...
Notes on use • Be sure to read the connected device’s user manual before use. • When you are not using the USB charging cable, disconnect it from the product. • Audio-Technica will not be liable in any way for any loss of data in the unlikely event that such losses should occur while using the •...
Part names and functions Headphones L/R (left/right) indicator Multi function button Use to turn the power supply ON/ OFF, play/pause music and videos, and answer/end phone calls. Housing Adjust the volume using + and –. Indicator lamps Charging case Displays the operating status and battery level of the product.
Charging the battery Charging the headphones/the charging case • Fully charge the battery when using for the first time. • When the rechargeable battery is running low, the headphone will beep through the headphones, and an indicator lamp will flash in red. When these beeps sound, charge the battery. •...
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Charging the battery 4. Close the cover of the charging case. • During charging, the 3 indicator lamps light as follows to indicate the battery level of the charging case.* * It may take several seconds for the indicator lamp to light. 5.
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Charging the battery Charging the headphones with the charging case only Rechargeable battery is built in the charging case. If you charge the charging case, you can charge the headphones without using the USB cable for charging. • When the rechargeable battery is running low, the headphone will beep through 白...
• The indicator on the R (right) side starts to blink white. 2. Use your Bluetooth device to begin the pairing process and search for the product. When your Bluetooth device finds the product, “ATH-CKR7TW” will be displayed on the device.
Using the product The product can use Bluetooth wireless technology to connect to your device and play music, receive phone calls, etc. Use the product for whichever of these purposes suits your needs. Note that Audio-Technica cannot guarantee the operation of displays, such as the battery level display, or applications via Bluetooth devices.
Using the product Listening to music • To connect for the first time, pair the product and your device via Bluetooth wireless technology. If you have already paired the product and your Bluetooth device, turn on the Bluetooth device’s Bluetooth connection before turning on the product.
Using the product Talking on the phone • If your Bluetooth device supports telephone features, you can use the product to talk on the phone. • When your Bluetooth device receives a phone call, the headphone (right side) sounds a ring tone. •...
Using the product App for smartphones https://app.at-globalsupport.com For more convenient control of the product, use our app for smartphones. Indicator lamp display The indicator lamp of the product indicates the product's status as explained below. Status Indicator lamp display pattern White Flashing quickly Searching for device...
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Cleaning Get into the habit of regularly cleaning the product to ensure that it will last for a long time. Do not use alcohol, paint thinners, or other solvents for cleaning purposes. • To clean, wipe with a dry cloth. •...
Eartips Eartip size The product includes silicone eartips in 4 sizes (XS, S, M, and L). At the time of purchase, the M-size silicone eartips are attached. To ensure the best sound quality, select the eartip size that is best suited for you, and adjust the eartips inside your ears for a snug fit.
Troubleshooting Troubleshooting Problem Solution Power is not supplied. • Charge the product. Unable to pair. • Confirm that the Bluetooth device communicates using Ver. 2.1+EDR or higher. • Place the product and the Bluetooth device within 1 m (3.3') of each other. •...
Specifications Headphones Type Dynamic Driver 11 mm Sensitivity 102 dB/mW Frequency response 5 to 45,000Hz Impedance 16 ohms Microphone Type MEMS Polar pattern Omnidirectional Sensitivity -38 dB (1 V/Pa, at 1 kHz) Frequency response 50 to 4,000 Hz Communication specifications Communication system Bluetooth version 5,0 RF output...
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