DC 3.7 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. 3 hours
- Charging and usage hours may be different depending on the conditions of use.
5 °C to 35 °C (41 °F to 95 °F)
Approx. 33 g (1.17 oz)
Bluetooth Specification version 5.0
Bluetooth Specification Power Class 1
Maximum communication range:
Line of sight approx. 10 m (32.8 ft)1)
2.4 GHz band (2.400 0 GHz - 2.483 5 GHz)
Compatible Bluetooth profiles2):
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.