DC 3.85 V: Built-in lithium-ion rechargeable battery
DC 5 V: When charged using USB
0 °C to 40 °C (32 °F to 104 °F)
Approx. 1.5 hours (Headset)
Approx. 3 hours (Charging case)
- Charging and usage hours may be different depending on the conditions of use.
5 °C to 35 °C (41 °F to 95 °F)
Approx. 4.1 g × 2 (0.15 oz × 2) (Headset (including fitting supporters (M)))
Approx. 34 g (1.20 oz) (Charging case)
Bluetooth Specification version 5.2
Bluetooth Specification Power Class 1
Maximum communication range:
Line of sight approx. 10 m (30 ft) (*1)
2.4 GHz band (2.4000 GHz - 2.4835 GHz)
Compatible Bluetooth profiles (*2):
Supported Codec (*3):
Transmission range (A2DP):
20 Hz - 20,000 Hz (Sampling frequency 44.1 kHz)
*1 The actual range will vary depending on factors such as obstacles between devices, magnetic fields around a microwave oven, static electricity, reception sensitivity, antenna’s performance, operating system, software application, etc.
*2 Bluetooth standard profiles indicate the purpose of Bluetooth communications between devices.
*3 Codec: Audio signal compression and conversion format
Design and specifications are subject to change without notice.
Compatible iPhone/iPod models
iPhone 12 Pro Max, iPhone 12 Pro, iPhone 12, iPhone 12 mini, iPhone SE (2nd generation), iPhone 11 Pro Max, iPhone 11 Pro, iPhone 11, iPhone XS Max, iPhone XS, iPhone XR, iPhone X, iPhone 8 Plus, iPhone 8, iPhone 7 Plus, iPhone 7, iPhone SE, iPhone 6s Plus, iPhone 6s, iPhone 6 Plus, iPhone 6, iPhone 5s, iPod touch (7th generation), iPod touch (6th generation)
(As of December 2021)