Original JOYROOM JR-BB1 true wireless Bluetooth headset Midnight Black

Series name: Jbuds Series
Product name: Jbuds Series BB1 True Wireless Earbuds
Model: JR-BB1
Type: in-ear
Color: black, white
BT version: V5.3
Chip: Jieli AD6973D
BT audio decoding: AAC, SBC
Supported protocols: HSP, HFP, A2DP, AVRCP
Working frequency: 2402-2480MHz
Earbud battery capacity: 35mAh
Case battery capacity: 450mAh
Speaker impedance: 32Ω