Bluetooth Chip / Version: Bluetooth Earphones 5.0 V+Edr
Speaker Impedance: ?mm 32? ± 15%
Microphone Sensitivity: +-40Db
Wireless Frequency: 2.405Ghz-2.480Ghz
Battery Indicator: Rechargeable Polymer Lithium Battery Max2+500Ma
Working Temperature: -10 -55 °C
Wireless Headsets Power: Dc5V
Material: Pc+Abs
Support File Formats: A2Dp, Avrcp, Hsp, Hfp
Transmission Power: Class 2
Wireless Distance: Approx 10M
Product Code: MZ4900375ZLMS