Joyroom Bluetooth Headset JR-B3 (10 pcs)

Bluetooth version: V4.1 + EDR
Solution: ISSC
Product type: Bluetooth headset
Channel system: Mono
Control method: 1 physical button
Bluetooth protocol support: A2DP, AVRCP, HSP, HFP
Bluetooth operating frequency: 2.402GHz-2.480GHz
Bluetooth effective distance: _ 10 meters
Audio signal to noise ratio S/N: 90dB
Frequency response: 80Hz to 20KHz
Speaker unit: ¢8 16_
Built-in battery: Lithium battery -3.7V, 60 mAh
Music time: About 2.5 hours (80% volume)
Talk time: About 3.2 hours (90% volume)
Charging input standard: Micro-USB, DC 5V, 500 mAh-1000 mAh
Charging time: About 1.5 hours
Battery cycle life: charge and discharge cycle_ 500 times1, compact cylindrical body, fit ergonomic design, practical and convenient
Bluetooth V4.1 EDR version, 10 meters connection distance, stable performance and strong compatibility
Black and white 2-tone design, never out of date colors
Using high-quality microphone to restore the stereo soundtrack
With twice the effort, one drag and 2 functions, support for connecting Bluetooth devices stereo mono music player A2DP technology
Small size, large-scale use; easy to deal with all business, driving, outdoor sports, running, riding and other occasions