Bluetooth 5.0 Headset with Mic, Wireless Business Earpiece Earbuds-Complete Features/User Manual
Bluetooth 5.0 Headset with Mic, Wireless Business Earpiece Earbuds Specifications BLUETOOTH VERSION: V5.0+EDR WIRELESS FREQUENCY: 2.4GHZ SUPPORT PROTOCOL: A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/D11.3 SPEAKER IMPEDANCE: φ8MM 32Ω MICROPHONE SENSITIVITY: -42Db WORKING TEMPERATURE: -10-50℃ TRANSMISSION…